8th Math Solving Linear Equations Unit

Use the distributive property to write an equivalent expression.
3(x + 4)

• 3x + 4
• 3x + 7
• 3x + 12
• x + 7

Use the distributive property to write an equivalent expression.
-8(z - 5)

• -8z - 40
• -8z + 40
• -8z - 13
• -8z - 13

Simplify the following expression by combining like terms:
3(2x - 4) + 6x - 1

• 12x - 13
• 12x - 5
• 11x - 2
• -x

Simplify the following expression:
-10x + 15 - 3x + 2

• 13x² + 17
• -13x² + 13
• -13x + 17
• -7x + 17

Simplify the following expression:
-10x - 9x + 1

• -19x + 1
• -19x² + 1
• -10x - 8
• -19x - 1

Which of the following is equivalent to 8(5f - 7) + 3f ?

• 43f - 7
• -13f
• 43f - 56
• 40f -7 + 3f

If y = 4, find the value of 3y+5.

• 27
• 12
• 17
• 18

If x=5,find the value of 7x-1

• 34
• 36
• 35

If y=7,find the value of 2(y+4)

• 11
• 22
• 20

3c + 5 = 23

• c = 3

• c = 6

• c = 7

• c = 18