Math 8 SS Review Posttest 2025

Simplify the following expression. 6x + 4 - 9x + 2x - 7

• -x - 3

• 17x - 3

• x - 3

• 19x - 3

Simplify the following expression 5 - 3(x - 2) - 4x

• 11 - 7x

• 1 - 7x

• 11 - 4x

• 1 - 4x

• 7n - 2

• 7n + 2

• 3n - 6

• 3n + 6

• - 1

• 2

• - 4

• 1

Tags

CCSS.6.EE.A.2

CCSS.6.EE.A.3

CCSS.6.EE.A.4

CCSS.6.EE.B.5

CCSS.6.EE.B.6

What value of x makes this equation true? -7x + 18 + 2x = 8

• 2

• -2

• 1.6

• -1.6

Solve the equation: 7m = 21 + 5m

• m = 21/12

• m = -10.5

• m = 10.5

• m = -21/12

Alex is saving money to buy a new laptop. He already has $50 saved. Each week, he earns $30 from his part-time job. Write an equation to represent how many weeks, w, it will take him to save a total of $200.

• 30w - 50 = 200

• 50w + 30 = 200

• 200 - 30w = 50

• 50 + 30w = 200

Identify the slope and y-intercept from the graph.

• Slope: 1/2

  Y-intercept: 2

• Slope: 2

  Y-intercept: -3

• Slope: 3

  Y-intercept: 1/2

• Slope: 1/2

  Y-intercept: 3

Write the equation of the line.

• y=(3/5)x + 1
• y=(3/5)x - 1
• y=(5/3)x + 1
• y=(3/5)x + 1

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

Does the equation y = 2x +4 represent the line shown in the graph?

• True

• False

Tags

CCSS.HSA.CED.A.2

CCSS.HSA.REI.D.10

CCSS.HSS.ID.C.7