8-27 practice

What would be the first step in solving the inequality for 2x+7>15?

• Add 7 to both sides

• Subtract 7 from both sides

• Divide both sides by 2

• Multiply both sides by 2

What is the rule for one or two-step inequalities when multiplying or dividing by a negative coefficient (number)?

• No change

• Flip the sign

• Make your answer a positive number

• Get rid of the negative sign

Do I need to flip my sign?
-3x  ≥ 12

• Yes
• No

Do I need to flip my sign?

-3 + x ≥ -12

• Yes

• No

You flip an inequality symbol when you...

• subtract
• multiply and divide only
• multiple by a negative number
• multiple or divide by a negative number

Do I need to flip my sign?
3x  ≥ 12

• Yes
• No

When graphing b < 6 would you use an open or closed circle?

• Open
• closed

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

• ≤, ≥

• <, >

5x < 5

• x < 1
• x > 1
• x > 0
• x < 25

s + 9 ≥ -25

• s ≥ -18
• s ≥ -34
• s ≤ 18
• s ≥ 34