Topic 4 Review

Simplify (3.5x - 4) - (2.5x - 9).

• x + 5

• x - 5

• x + 13

• x - 13

Tags

CCSS.7.EE.A.1

Select all the expressions that are equivalent to –¾(30 – 4f):

• 22.5 – 3f

• 3f – 22.5

• -22.5 + 3f

• 8 – f

• 3(-7.5 + f)

Tags

CCSS.6.EE.A.4

Which expression is equivalent to (16 – 10x)?

• 2(8 – 5x)

• 10(8 – 2x)

• 9(2 – 12x)

• 6(3 – 2x)

Tags

CCSS.6.EE.A.4

Simplify (10x - 8) + (64x + 16).

• 74x + 8

• 74x - 8

• -74x + 8

• -74x - 8

Tags

CCSS.7.EE.A.1

Simplify (6.25x + 12) - (4.25x - 7). ​ (a)  

• 2.x + 19
• 10.5 + 19
• 2.25 - 5
• 3.5x + 10
• 5x - 2
• 0.5x + 15

Tags

CCSS.7.EE.A.1

Which expression is equivalent to 34b – 18?

• 2(17b +9)

• -2(17b + 9)

• 2(17b – 9)

• -2(17b – 9)

Tags

CCSS.6.EE.A.4

Write an equivalent expression to the expression: x – 2/3 - ½ x

• x/2 - 2/3

• 1/2x - 2/3

• -1/2x - 2/3

• x - 5/6

Tags

CCSS.6.EE.A.4

Write an equivalent expression to the expression: x – 2/3 + ½ x

• x + 1/2x - 2/3

• 3/2x - 2/3

• x - 1/2x + 2/3

• 2x - 2/3

Tags

CCSS.6.EE.A.4

Write an equivalent expression to -1(3 - x) - 2x.

• -3 - x

• x - 3

• -15 + 9x + 4x

• -15 - 9x + 4x

Tags

CCSS.6.EE.A.4

Simplify (6x + 10) + (-7x + 13).

• -x - 23

• -x + 23

• x + 23

• x - 23

Tags

CCSS.7.EE.A.1