R1 Algebra Benchmark Review

What is the first step in solving the following equation?
3x - 5 = 20

• multiply both sides by 5
• add 5 to both sides
• divide both sides by 5
• subtract both sides by 5

Tags

CCSS.7.EE.B.4A

Use inverse operations to solve

9x -7 = -7

• 4

• 0

• 5

Use inverse operations to solve

3x =27

• 27

• 9

• 3

• 81

Evaluate the expression  $4m+n^3-k$  when m = 7, n = -2, k = - 4

• 24

• 40

• 32

• -24

When given  $7\left(14-2^3\right)+5-18$  what would be your first step?

• Subtract 14 - 2

• Simplify  $2^3$  to 8

• Multiply 7 x 14

• Subtract 5 - 18

Given  $5\left(12-9\right)+4\ -10$  what would be your first step?

• Subtract 12 - 9

• Multiply 5 x 12

• Subtract 4 -10

• This problem is not possible

Simplify  $7\left(14-2^3\right)+5-18$ 

• 43

• 29

• 12,083

• 71

What is a number multiplied by a variable?

• Constant

• Coefficient

• Variable

• Equation

What is a value in an equation that does not change?

• Variable

• Coefficient

• Constant

• No Solution

What is a mathematical statement where two expressions are equivalent

• Expression

• Equation

• Inequality

• Amendment