Solving Inequalities

True or false.

When solving inequalities, you can treat the inequality sign as an equal sign.

• true

• false

What should be his next step?

• Undo the 2x by diving by 2 on both sides of the inequality

• Multiply both sides of the inequality by 2

• Subtract 7 from both sides of the inequality

• Flip the inequality sign.

Why is x>2 graphed with an open circle?

He should use a ______ circle when graphing this solution.

• divide by -3

• multiply by -3

• add 5

• subtract 5

When you multiply or divide by a negative number, what happens to the inequality sign?