Foundations Review

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 
• <, >

-3 + x ≤ -11

• x ≤ -8
• x ≤ 8
• x ≥ -8
• x ≥ 8

Solve: y + 9.3 = -4.2

• y = -13.5

• y = 13.5

• y = 5.1

• y = -5.1

• 5x + 3x + 12 = 28

• x = 2

• 8x + 12 = 28

• x = 8

What is the equation of the line?

• y = 0
• y = 1
• y = 2
• x = 1

When you graph an inequality, you used a closed dot when you use which symbols?

• ≤, ≥ 
• <, >

When graphing an inequality, you use an open dot when you use which symbol?

• <, >
• ≤, ≥ 

What inequality is graphed? 

• x > 2 and x ≤ -3
• x > 2 and x < -3
• x > 2 or x ≤ -3
• x > 2 or x < -3

Write an inequality for Graph 4.

• -2 < x < 5
• x < -2 or x > 5
• x ≥ -2 OR x < 5
• -2 ≤ x ≤ 5

Solve: -3 ≤ 2x - 1 ≤ 5

• -1 ≤ x ≤ 3

• -2 ≤ x ≤ 6

• -3 ≤ x ≤ 3

• 1 ≤ x ≤ 3