Hours 1-3 Quarter 3 Test Review

Translate this phrase into an algebraic expression.

8 less than the product of 4 and a number

Use the variable m to represent the unknown number.

• 8 - 4m

• 8m - 4

• 8m + 4

• 4m - 8

What are the coefficients in the following expression:

2a - 6 + 3 +7a²

• 2

• 3

• -6

• 7

What are the constants in the following expression:

2a - 6 + 3 +7a²

• 2

• -6

• 3

• 7

Factor

12x - 20

• 4(3x + 5)

• 4(3x - 5)

• 2(6x - 10)

• 2(6x + 10)

Simplify by combining like terms:

5a + 2b - 3a + 4

• 8a + 2b + 4

• 2a + 2b + 4

• 8ab

• 4ab + 4

Simplify the expression: 7+ 3(1 - 2x)

• 21 - 6x

• 10 - 2x

• 10 - 20x

• 10 - 6x

-4(-4d - 5) 

• 16d+20
• -16d+20
• 16d-20
• -16d-20

What is the first step to complete when solving this equation?
10 - 3y = 4

• Add 10
• Subtract 10
• Add 3
• Divide by -3

Solve for w:
-6w + 1 = -11

• 2
• 1.2
• 12
• -2

Solve:
7x - 3x - 8 = 24

• 8
• -8
• 3.2
• 4