Lisa baked d cookies. Her family ate 20 of them. Using d, write an expression for the number of cookies that remained.

Answers

Answer 1

Answer:

d - 20 = r

r = remaining amount

Answer 2

Answer:

l=d-20

Step-by-step explanation:

use l for leftover cookies.

l=d-20

Hope this helps!


Related Questions

HELP ME PLEASE PLEASE

Answers

Answer:6=C 7=C

Step-by-step explanation:

Choose the algebraic expression that matches the word phrase below.

the quotient of x and 10

Answers

Answer:

x ÷ 10

..,.................

Which set of numbers shows one number that is about 20 times greater than the other number?

Answers

Using the division operation, the set of number of in which the larger number is about 20 times greater than the lesser number is depicted by the options C and D.

Evaluating each set of number :

1.)

[tex]\frac{2.01 \times 10^{7}}{4.25 \times 10^{6}} = 4.73 [/tex]

2.)

[tex]\frac{4.91 \times 10^{6}}{5.09 \times 10^{3}} = 964.64 [/tex]

3.)

[tex]\frac{8.21 \times 10^{-3}}{4.13 \times 10^{-4}} = 19.88 [/tex]

4.)

[tex]\frac{5.97 \times 10^{4}}{3.12 \times 10^{3}} = 19.13[/tex]

Therefore, the set of numbers which shows a number being about 20 times greater than the other are options C and D

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i literally dont get it

Answers

Answer:

cow is 65bpm

horse is 38bpm

Step-by-step explanation:

cow is given

horse divide total beats by total min

Make life easier and answer this please

Answers

Answer:

She has 8 grandchildren

Each grandchild gets 50 cents

Step-by-step explanation:

She has $8, split between 4 sons is $2 each.

Each son splits $2 between their 4 children

2 divided by 4 is 0.50

Choose the graph of this equation. y = 2.5x

Answers

The first one.

Slope is rise/run

The slope is 2.5 or 5/2. So the rise is 5 and the run is 2.

Answer:

i think it is the one on the right bottom corner. dont take the answer from me if u dont want to

Step-by-step explanation:

please help if you dont know dont answer!!!​

Answers

Answer:

(6,3), (10,5),(14,7)

Step-by-step explanation:

6/3 = 2

10/5 = 2

14/7 = 2

Use the remainder theorem to determine whether x=-4 is a solution of x^6+5x^5+5^4+5^3+2x^2-10x-8.​​

Answers

Hello haohaoxNienie!

[tex] \huge \boxed{\mathbb{QUESTION} \downarrow}[/tex]

Use the remainder theorem to determine whether x = - 4 is a solution of x⁶ + 5x⁵ + 5x⁴ + 5x³ + 2x² - 10x - 8.

[tex] \large \boxed{\mathbb{ANSWER\: WITH\: EXPLANATION} \downarrow}[/tex]

Refer to the attached picture.

Steps :-First find the divisor using the given information (x = - 4).Now, divide x⁶ + 5x⁵ + 5x⁴ + 5x³ + 2x² - 10x - 8 by x + 4.We'll get the remainder as 0.Using the remainder theorem & solving it, we'll get LHS & RHS as 0.Hence proved.

Answer :- Yes, x = - 4 is a solution of x⁶ + 5x⁵ + 5x⁴ + 5x³ + 2x² - 10x - 8.

__________________

Hope it'll help you!

ℓu¢αzz ッ

Pls help!!! Will mark brainliest!! links will be reported.

Answers

I hope this is the right answer and if it's not then my apologies.

And sorry it took so long.

A vehicle has a speed with the formula v=(90+20t)m/min. The distance covered every minute is s=1/2vt km. If this vehicle has been moving for 1/2 hours, then the distance that has been traveled is .... km

Answers

Answer:

around 7

Step-by-step explanation:

7 is my lucky number

PLEASE HELP!!
4) (2.03)
What is the equation of the line in
slope-intercept form?

What is the equation of the line in
function notation?

Answers

Answer:

y = (1/2)x - 2

Step-by-step explanation:

(0,-2)

(4,0)

2/4 x - 2

Help me do this plzzz

Answers

that is so easy to do omg plss say me what is grade

In a recent year 16.1% of all registered doctors were female. If there were 48400 female registered doctors that year, what was the total number of registered doctors?

Answers

Answer:

300,621

Step-by-step explanation:

If 3-(x - 2) = 1/27, what is the value of x?
5
3
-1
-5

Answers

First, raise the denominator (27) to the power of 1:

3^-(x-2) = 1/27^1

Next, use the negative exponent rule that is represented by the equation of 1/b^n = b^-n and then move 27 to the numerator:

3^-(x-2) = 27^-1

Rearrange the term so that both equations have the same base:

3^-(x-2) = 3^-3

Now when noticing how this has been completed, it is noticed that since both of these equations have the same bases, the only thing left to do is have the exponents equal one another. For now, ignore the bases and focus only on the two sets of exponents -(x - 2) and (-3). Lets make a new equation with only the exponents:

-(x - 2) = -3

Next, add the distributive property on the left side of the equation to remove the - sign outside (Note: Double negatives equal positive)

-x + 2 = -3

Subtract 2 from both sides:

-x = -5

Finally, it is asking for positive x not negative, so divide both sides by -1:

x = 5

So, the answer is A which is 5.

If 3-(x - 2) = 1/27 then the value of x is a) 5.

To solve for x, we'll follow these steps:

1. Distribute:

Distribute the negative sign into the parentheses:  

3 - (x - 2) = 1/27

3 - x + 2 = 1/27

Simplify:

5 - x = 1/27

2. Isolate x:

To solve for x, we need to get it alone on one side of the equation. Subtract 5 from both sides:

5 - x - 5 = 1/27 - 5

-x = -134/27

3. Multiply by -1:

To solve for x, multiply both sides by -1 to isolate x:

-1 * -x = -1 * -134/27

x = 134/27

4. Simplify:

[tex]x = \approx 4.9629[/tex]

Since none of the given options exactly match the calculated value, we can see that option a) 5 is the closest answer.

However, the precise solution is a fraction between 4 and 5, so none of the provided options is an exact match.

In summary, while none of the given options is an exact solution, the closest answer is a) 5.

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Complete Question

Choose the correct answer from the given options:

If 3-(x - 2) = 1/27, what is the value of x?

a) 5

b) 3

c) -1

d) -5

Find an equation in point-slope form for the line having the slope m= - 4 and containing the point (4,5).
The equation in point-slope form is
(Use integers or fractions for any numbers in the equation.)

Answers

Answer:   y - 5 =  - 4 (x - 4)

Step-by-step explanation:

The point-slope form of a line is (y - y₁) = m(x - x₁)

Since we know the slope (m) is -4

And the point  ( x₁, y₁ ) is (4, 5)

Then we can just plug these into the equation above:

                               ⇒  y - 5 =  - 4 (x - 4)

I often use Desmos to check my answer. As seen below, the equation does pass through the point (4, 5).                                      

Which statement best describes the explanatory and response variables in the regression model? O In the quadratic regression model, the explanatory variable is time and the response variable is the height. O In the quadratic regression model, the explanatory variable is the height and the response variable is time. O In the trigonometric regression model, the explanatory variable is time and the response variable is the height. O In the trigonometric regression model, the explanatory variable is the height and the response variable is time.​

Answers

A.  In the quadratic regression model, the explanatory variable is time and the response variable is the height.

The explanatory variable (or the independent variable) always belongs on the x-axis (represented as the first column of the table).

What is the regression model?

Regression analysis is a set of statistical processes for estimating the relationships between a dependent variable and one or more independent variables.

The response variable (or the dependent variable) always belongs on the y-axis (represented as the second column of the table).

According to the explanation above the correct choice is A.

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Anna is counting the number of seeds in her fruit. Her watermelon has one less than three times the number of seeds as her apple. Her orange has 13 less than 5 times the number of seeds as her apple. Her watermelon has more seeds than her orange. Which inequality represents the number of seeds her apple could have?

Answers

Inequalities are used to represent unequal expressions

The inequality that represents the number  of  seeds her apple could  have is [tex]\mathbf{A < 6}[/tex]

Represent the fruits with the first letter.

So, we have:

[tex]\mathbf{W =3A - 1}[/tex] --- watermelon is one less than three times apple

[tex]\mathbf{O =5A - 13}[/tex] --- orange is thirteen less than five times apple

[tex]\mathbf{W > O}[/tex] --- the seeds in watermelon exceeds orange

Substitute expressions for W and O in [tex]\mathbf{W > O}[/tex]

[tex]\mathbf{3A - 1 > 5A - 13}[/tex]

Collect like terms

[tex]\mathbf{13- 1 > 5A - 3A}[/tex]

[tex]\mathbf{12 > 2A}[/tex]

Divide both sides by 2

[tex]\mathbf{6 > A}[/tex]

Rewrite as:

[tex]\mathbf{A < 6}[/tex]

The inequality that represents the number  of  seeds her apple could  have is [tex]\mathbf{A < 6}[/tex]

Read more about inequalitues at:

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Morgan won 7 blue ribbons and 4 red ribbons at her horse shows. What is the ratio of red ribbons to blue ribbons she won?

Answers

Answer:

4:7

Step-by-step explanation:

F (-6,-5) G (3,-4) H(3,-7) the scale factor is = 1/8

Answers

Answer:

1/8" = 1'-0" Invert the fraction and multiply by 12

Step-by-step explanation:

i hope this help

can you simplify it Please ​

Answers

Answer:

[tex] \sqrt[3]{ \frac{ {y}^{5} }{27 {y}^{3} } } = \sqrt[3]{ \frac{ {y}^{3} ({y}^{2}) }{27 {y}^{3} } } \\ \\ \\ = \sqrt[3]{ \frac{ {y}^{2} }{27} } = \frac{ \sqrt[3]{ {y}^{2} } }{ \sqrt[3]{27} } \\ \\ \\ = \frac{ \sqrt[3]{ {y}^{2} } }{3} [/tex]

I hope I helped you^_^

The car travels with constant acceleration reaching a speed of v m/s after 6 seconds. The car then travels at a constant speed of v m/s for a further 2 seconds. The car travels a total distance of 150 metres. Work out the value of v

Answers

v=30m/s velocity is 30 ms-1

WILL GIVE BRAINLIST PLZ ANSWER THX


Solve the equation you wrote in part b to find how many hours you would have to work to pay for the first year of video streaming service. Show your work and round your answer to the nearest tenth

Answers

Answer:

c=4.95+3.99b

Step-by-step explanation:

4.95 is the monthly fee. we do not need a variable for this because we know what it is and it only happens once in the problem. the b is how many movies you purchase times 3.99

The person above me is correct I got it right

What is the reciprocal of -3 2/7 in fraction form?

Answers

Answer:

7/23

Step-by-step explanation:

3 2/7 - so 7 times 3 is 21, plus the extra 2 is 23, so it then becomes the improper fraction 23/7, which switched becomes 7/23

Answer: is in picture below

[tex]\textbf{Hey!}[/tex]

My little sister, needs help on this.

Rushawn lined up the interior angles of the triangle along line p below.

When the measure of angle C decreases, what happens to the measures of angles A and B on line p?

A. Both sections increase.

B. Both sections decrease.

C. One section increases, and the other section decreases.

D. What will happen to the individual sections cannot be determined, but the size of the two sections together increases.

answers/w explanation ✅ Nonsense answers, that's not the question I didn't ask for will be reported.

Answers

D is the correct option as the decrease in angle C will make angle A increase thus making the section with both angle A and B to increase.

Answer:

D :))

Step-by-step explanation:

suppose that . what is the average rate of change of over the interval to ?

Answers

Answer:

It is a measure of how much the function changed per unit, on average, over that interval.

Hope this helps.


[tex] \sqrt[5]{1150? } = [/tex]
please give me a answer please ​

Answers

=4.0939
If you only need 1 d.p then it’s 4.1

I need help with this can you show me how to work it out pls

Answers

Answer:

Answer is in the pic

Step-by-step explanation:

A translation is just a movement of the figure so in this case you just add 3 to the x part of the coordinate.

so originally k (-2,5)    m (-3,1)      l (1,1)

add 3 to x so

k (1,5)   m (0,1)   l (4,1)

I need help can someone help?

Answers

Step-by-step explanation:

Using Pythagoras theorem,

Let the ratio of the sides be x

B²=H²-P²

B²= (25x)²-(21x)²

B²=625x²-441x²

B²=184x²

B=13.56x.

hope this helps you.

Answer:

Your answer is [tex]\sqrt{184}[/tex] or 13.5646599663...

Step-by-step explanation:

[tex]A^{2} +B^{2} =C^{2} \\A^{2} +21^{2} = 25^{2} \\A^{2} = 25^{2} - 21^{2} \\A^{2} = 625-441\\A^{2} = 184\\A = \sqrt{184}[/tex]

Hope this helps!

At Sally's market the ratio of apples to oranges is 4 to 7. If there are 28 oranges at her market
then how many apples are there?

Answers

Answer:

16 apples

Step-by-step explanation:

If the original ratio is 4:7.

Then we multiply both numbers by 4. Since 7 x 4 is 28.

So now you have (4x4):(7x4)

Your final ratio is 16 apples : 28 oranges

James drove to his brother’s house, which was 225 miles away. It took him 3 hours to get there. What was his average speed per hour

75

55

85

62.5

Answers

Answer:

75

225÷3=75

Step-by-step explanation:

hshshshshs

Answer:

75

Step-by-step explanation:

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