Answer:
6 miles on the first day and 14 miles on the second day
Step-by-step explanation:
Answer:
[tex]in \: day \: one \: she \: ran \: 8 \: mile s.\\ in \: day \: two \: she \: ran \: 12 \: miles.[/tex]
Step-by-step explanation:
[tex]let \: the \: number \: of \: miles \: for \: the \: first \: day \: be : x \\ let \: the \: number \: of \: miles \: for \: the \: second \: day \: be : x + 4 \\ therefore \: in \: two \: days \: she \: ran \: 20 \: miles = x + (x + 4) \\ now......thats \: the \: required \: equation....... \\ if \: x + (x + 4) = 20 \: then : \\ 2x + 4 = 20 \\ 2x = 20 - 4 \\ 2x = 16 \\ x = 8. \\ so \: in \: day \: one \: she \: ran \: 8 \: mile \\ in \: day \: two \: she \: ran \: (8 \: + 4) \: miles = 12 \: miles[/tex]
its so funny how you reacted to the other helper
♨Rage♨
A car dealer reported a 7.5% drop in sales from 895 cars. How many cars were sold?
Answer:
its is 38.6
Step-by-step explanation:
The Babysitter's Block charges a rate of $15 an hour per child plus an initial fee of $25 per household. Super Sitters charges a flat rate of $20 an hour per child.
For hours ______ of service, both babysitting services would cost the same.
Answer:
i think its 7500
Step-by-step explanation:
Write the equation of the line described that passes through (-6,8), perpendicular to y = 5x - 15
PLS ANSWER THIS PLSSSSSSSS.
Answer:
[tex]y=-\frac{1}{5}x+9\frac{1}{5}[/tex]
Step-by-step explanation:
[tex]y-y_{1} =m(x-x_{1} )\\y-8=-\frac{1}{5} (x+6)\\y-8=-\frac{1}{5}x-\frac{6}{5}\\y=-\frac{1}{5}x+9\frac{1}{5}[/tex]
Evaluate the expression when x=3 , y=−4 , and z=−6.
z−2x/y
Answer:
9/2
distribute the value of x,y, and z, on the given questions, and then you do multiplication, next addition, lastly lowest term.
Rachel has a bag that contains a total of 224 red and yellow candies. The ratio of red candies, R , to yellow candies, Y , is 3 to 4.
How many red candies are in Rachel's bag?
Answer:
96 red
Step-by-step explanation:
96 red, 128 yellow; 3/4=.75; r+y=224; .75y+y=224; 1.75y=224; 224/1.75=128, 224-128=96
Simplify (2a+5)6a^2
Can someone help please
Answer:
12a^3+30a^2
Step-by-step explanation:
6a^2(2a+5)
12a^3+30a^2
Solve for z. Assume the equation has a solution for z, -p.(d+z) = -2z+59
Answer:
[tex]z = \boxed{ \frac{59 + pd}{2 - p} }[/tex]
General Formulas and Concepts:
Pre-Algebra
Distributive Property
Algebra I
Equality Properties
Multiplication Property of EqualityDivision Property of EqualityAddition Property of EqualitySubtraction Property of EqualityTerms/Coefficients
Expanding/FactoringStep-by-step explanation:
Step 1: Define
Identify given.
[tex]\displaystyle -p(d + z) = -2z + 59[/tex]
Step 2: Solve for z
[Distributive Property] Distribute -p:∴ we have solved the given equation for z.
___
Learn more about Algebra I: https://brainly.com/question/16452009
___
Topic: Algebra I
Explaining How to S
ve an ea
What should you do to solve the equation?
45 = x + 38
O Subtract 38 from both sides.
O Add 38 to both sides.
O Subtract 45 from both sides.
O Add 45 to both sides.
Answer:
Subtract 38 from both sides.
Step-by-step explanation:
THAT DA ANSWER
explain how xy and xy are diffrent
Answer:
x is the horizontal line on the middle of a graph and the y is the vertical line on the middle of a graph
Step-by-step explanation:
Answer:
xy and xy is the same, equal and congruent.
Step-by-step explanation:
By the way you write it, it looks the same.
Can someone help me??
Answer:
the answer is 100% d I'm sure
Answer:
$1.17
Step-by-step explanation:
change = 20 - (3.99(3) + 2.99(1) + 3.09(1) + 0.78)
= 20 - (11.97 + 2.99 + 3.09 + 0.78)
= 20 - 18.83
= 1.17
Help pls help NOW! 35 points.
PLEASE PLEASE PLEASE HELPPP MEEE !!! Identify all of the roots of the function.
f(x) = x3 – 5x2 – 2x + 24
Answer:
4, 3, -2 are the 3 roots of the function
Answer:
-2, 3 & 4
Step-by-step explanation:
The integer roots of the polynomial function f(x)=x^3-5x^2-2x+24f(x)=x
3
−5x
2
−2x+24 can be only among the divisors of free term.
The divisors of free term are:
\pm 1, \pm 2, \pm 3, \pm 4, \pm 6, \pm 8, \pm 12, \pm 24.±1,±2,±3, ±4,±6,±8,±12,±24.
Check them:
1. f(1)=1^3-5\cdot 1^2-2\cdot 1+24=18\neq 0f(1)=1
3
−5⋅1
2
−2⋅1+24=18
=0 , 1 is not a root.
2. f(-1)=(-1)^3-5\cdot (-1)^2-2\cdot (-1)+24=20\neq 0f(−1)=(−1)
3
−5⋅(−1)
2
−2⋅(−1)+24=20
=0 , -1 is not a root.
3. f(2)=2^3-5\cdot 2^2-2\cdot 2+24=8\neq 0f(2)=2
3
−5⋅2
2
−2⋅2+24=8
=0 , 2 is not a root.
4. f(-2)=(-2)^3-5\cdot (-2)^2-2\cdot (-2)+24=0f(−2)=(−2)
3
−5⋅(−2)
2
−2⋅(−2)+24=0 , -2 is a root.
5. f(3)=3^3-5\cdot 3^2-2\cdot 3+24=0f(3)=3
3
−5⋅3
2
−2⋅3+24=0 , 3 is a root.
6. f(-3)=(-3)^3-5\cdot (-3)^2-2\cdot (-3)+24=-42\neq 0f(−3)=(−3)
3
−5⋅(−3)
2
−2⋅(−3)+24=−42
=0 , -3 is not a root.
7. f(4)=4^3-5\cdot 4^2-2\cdot 4+24=0f(4)=4
3
−5⋅4
2
−2⋅4+24=0 , 4 is a root.
The cubic function has at most 3 roots, then
Answer: roots of the function are -2, 3 and 4.
IK and LN are parallel lines. Which angles are vertical angles?
Answer:
OM and JH
Step-by-step explanation:
Answer:
Step-by-step explanation:
Vertical angles are opposite angles when two lines intersects
∠OMN & ∠LMJ are opposite angles
∠OML and ∠NMJ are opposite angles
∠MJK and ∠IJH are opposite angles
∠MJI and KJH are opposite angles
What si the meaning of 3:4
Answer:
its either a ratio or a 2017 film
Step-by-step explanation:
for every 3 pieces of candy you eat, you lose 4 teeth
Find the number represented by the prime factorization. 2^2 x 3^2 x 5
Step-by-step explanation:
4* 9* 5
= 180
I think that is the answer
Hope it helps :)
The number represented by 2² × 3² × 5 is 180.
What is prime factorisation ?Prime factorisation is factoring a given composite number in terms of prime numbers multiplied with each other.
Prime numbers are those numbers which are only divisible by 1 and the number it self.There are 25 prime numbers from 1 to 100 and 47 prime numbers from 1 to 200.
According to the given question the number represented by prime factorisation 2² × 3² × 5 = 4 × 9 × 5 which is
= 36 × 5
= 180.
learn more about prime factorisation here :
https://brainly.com/question/24298927
#SPJ2
Megan's DVD club membership, which is $8, is deducted automatically from her bank account every month. Which expression shows the total deductions for the year?
(−$8) ÷ 12
(−$8) ⋅ 12
(−$8) − 12
(−$8) + 12
Answer:
Its B :D
Step-by-step explanation:
After you multiply a number by 9 and subtract the product from 300, the difference will be 183. Find the number.
HELP DO ALL IF U CAN SORRY MY CAP ARE ON
0.07 = 0.07
0.07 > 0.06 (or any number greater than 0.07)
0.07 < 0.08 (or any number less than 0.07)
Answer:
1) 0.07 can only equal 0.07
2) > means greater than, so the answer would be anything greater than 0.07.
3) < means less than, so the answer would be anything less than 0.07.
I hope this helped you out...have an amazing day!! C:
what are the 3 most important things you learned about evaluating functions
Functions explain circumstances in which particular quantity and quality would be different. The important things about evaluating functions are below.
The evaluation collected data or information help to design curricula, assess the efficiency of innovative approaches, and highlight the regions of the requirement for change.Evaluation data is becoming increasingly valuable for guiding and advice.This same evaluation would be important just to measure the effectiveness of an existing program.
Learn more about evaluating functions here:
https://brainly.com/question/1291990
need help with this
Answer:
[tex]-5x^2-26[/tex]
Step-by-step explanation:
[tex](f\:o\:g)=f(g(x))\\\\f(g(x))=-5(x^2-5)-1\\\\=-5x^2-25-1\\\\=-5x^2-26[/tex]
Can someone please help me with this?
Answer:
Acute angle
Step-by-step explanation:
This would be an Acute since it's less the 90 degrees
It wouldn't be complementary since both angles don't add up to ninety
What are the roots of the polynomial equation x cubed minus 7 x = 6 x minus 12? Use a graphing calculator and a system of equations.
↓Answer:
Step-by-step explanation:
It will be 504
Answer:
THE ANSWER IS B
Step-by-step explanation:
Evaluate the expression a=3, b=2, and c=12
Answer:
jejejwjjwjejeejekeekekeknenenenne
Answer:
Step-by-step explanation:
Sorry but please give detailed question
Consider the linear equation.
32 4y = 18
Which two ordered pairs are on the graph of the linear equation?
Solve the equation: 3(x−3) + 2x= −49
A.) x= - 8
B.) x = - 2
C.) x = - 40
D.) x= - 50/3
Someone help I really need it.
Answer:
c
Step-by-step explanation:
C
12 = x
12 times 12 = 144
Six times a number is forty two.
Write the equation?
Answer:
6*n=42
Step-by-step explanation:
n=7 if you need that info
sam bought 2 1/5 pounds of carrots for 6.60$. what is the unit rate in cost per pound
Answer:
The answer is 3.
Step-by-step explanation:
What is the answer to 5 (y-10) = -5
Answer:
5(y-10)=-5
5y-50=-5
5y=45
y=9
Step-by-step explanation:
distribute
add 50 to the other side and undo it from its original side
get the variable by itself by dividing 5 on both sides
then you have your answer
I hope this helps!
Answer:
9
Step-by-step explanation:
5(y-10)=5
divide both sides by 5
50-5=45
45 divided by 5 is 9
The distance from Phoenix to Tucson is 120 miles. The distance from Phoenix to Flagstaff is about 21.7% longer. To the nearest mile, what is the distance from Phoenix to flagstaff?
Answer:
146.04
Step-by-step explanation:
120×21.7%= 26.04
21.7% of 120 miles
120+26.04= 146.04