8th Final Review

A taxi company charges $40 plus $0.25 per mile to take a taxi. Another taxi company charges $25 plus $0.35 per mile to rent the same van. For what number of miles will the rental cost be the same for both companies?

• 150 miles

• 180 miles

• 260 miles

• 650 miles

Solve the equation below for x.

3x - 5 = - 21+ x

• -52

• -32

• -13

• -8

What is the solution to (-2/3)x + (1/6) = (7/10)

• -13/10

• -4/5

• -26/45

• -16/45

Tags

CCSS.7.EE.B.4A

What is the value of x in the equation below?

4(x - 1) = 2x + 10

• 4

• 5.5

• 7

• 11.5

Which equation shows the following

"Seven less than four times a number is equal to 5"

• 7 - 4n = 5

• 4n - 7 = 5

• 7n - 4 = 5

• 4 - 7n = 5

Which equation is equivalent to the equation below?

5(x + 6) = 2(x - 3) + 4

• 5n + 6 = 2n + 1

• 5n + 6 = 2n - 2

• 5n + 30 = 2n + 1

• 5n + 30 = 2n - 2

Tags

CCSS.8.EE.C.7A

Simplify (-5x³ y²z)³

• -5 x⁶ y⁵ z³

• -125 x⁶ y⁵ z³

• -125 x⁹y⁶z³

• -5 x⁹y⁶z³

Write 11,500,000 using scientific notation.

• 1.15 x 10^-8

• 1.15 x 10^-7

• 1.15 x 10⁷

• 1.15 x 10⁸

Solve the systems of equations.

2x + 3y = -1

x - y = -3

• (-2, 1)

• (1, -2)

• Many solutions

• no solution

Tags

CCSS.8.EE.C.8B

Addison works the following number hours for pay.

10 hours for $72.50

15 hours for $108.75

20 hours for $145.00

Which statement below describes the constant rate of change?

• 5 hours per dollar

• $5.00 per hour

• 7.25 hours per dollar

• $7.25 per hour

Tags

CCSS.HSF-LE.A.1B