Midterm Review (AF)

Which of the following are rational numbers?

• 1.345720...

Tags

CCSS.7.NS.A.2D

CCSS.8.NS.A.1

Solve for x: -3x + 5 = 7x + 15

• x = 2

• x = -1

• x = 1

• x = -2

When you divide by a negative, your inequality sign flips.

• true

• false

Tags

CCSS.6.EE.B.8

Solve the inequality: 8x < 10x + 4

• x > -2

• x < -2

• x > 2

• x < 2

You get TWO answers when solving for an absolute value equation.

• true

• false

When solving for absolute value, what is my first step?

• Isolate the absolute value

• Solve for x

• Get two answers

• x = 7

  x = -7

• x = 4

  x = -4

• x = 7

• x = 4

Which inequality matches the number line?

• x > 5

• x < 5

Tags

CCSS.6.EE.B.8

Solve the compound inequality:

2x - 3 > 7 AND 8x < 3x - 5

• x > 5

  x > -1

• x > 5

  x < -1

• x < 5

  x < -1

Which inequalities matches the number line?

• x > 4

  x < 0