9/23- Multi-Step Equations and Inequalities Quiz

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

• <, >
• ≤, ≥ 

28 − k ≥ 7(k − 4)

• k ≥ -7
• k ≤ -7
• k ≥ 7
• k ≤ 7

-4x + 9 - x < -3

• x > 2.4

• x < 2.4

• x > -2.4

• x < -2.4

 Solve and then match the correct solution & graph.

• A
• B
• C
• D

Two more than 4 times a number is -18.

• 4x + 2 = -18
• 2x + 4 = -18
• 18 = 4x +2

Translate the sentence into an inequality.
Seven subtracted from n is greater than or equal to 18.

• n - 7 > 18
• 7 - n ≥ 18
• n - 7 ≥ 18
• n + 7 ≥ 18

Solve: m - 5 > 10

Then choose the correct answer in words.

• m is less than 15
• m is greater than 5
• m is greater than 15
• m is less than 5