Algebra I Unit 1 Test (Algebra Basics)

Evaluate the expression below if a = -8, b = 17, and c = 21

a² -(b+c)

Simplify the expression below. 2m - 16 + 5m + 45

• 7m + 29

• 7m + 61

• -3m + 29

• -3m + 61

Simplify the expression below. 2x - 4y + 6 + 3x - 9y - 4

• 5x + 13y + 2

• 5x - 13y + 2

• 5x - 5y + 2

• -8xy + 2

Simplify the expression below completely. 10 - 4(2x + 7)

• -8x - 18

• 8x + 18

• -8x + 18

• 8x - 18

Simplify the expression below completely. 4(5w - 3) - (w - 1)

• 19w - 11

• 21w - 13

• 20w - 2

• 19w - 7

Identify the first step to solve the equation below.

• Add 4

• Subtract 7

• Multiply by -4

• Add 1

Solve the equation below. 5x + 1 = -49

• x = -10

• x = 10

• x = -8

• x = 8

Solve the equation below.

• x = 18

• x = 12

• x = 9

• x = 15

Solve the equation below. 2 - 4a = 18 What is the value of a?