Solving Inequalities and Number Line

Does the sign need to flip when solving?
-2x ≥ 22

• YES

• NO

Solve
-5m < 10

• m < -2

• m > -2

• m < -50

• m > -50

-8x < 48

• x < -6

• x > -6

• x < 6

• x > 6

What inequality does the number line graph represent?

• x + 4 ≤ -1

• 2x - 3 < 7

• x - 1 ≤ 4

• 2x + 3 >13

When solving an inequality, what is the main things that are different from solving equations.

• Draw the line

• Use inverse operations to solve.

• Bring down the inequality symbol and FLIP the symbol  when you multiply or divide by a negative.

When solving an inequality, what are the main things that are different from solving equations.

• Draw the line

• Use inverse operations to solve.

• Bring down the inequality symbol and FLIP the symbol  when you multiply or divide by a negative.

0.1( x - 20 ) > 2

• x > 40

• x < 40

• x > 220

Match the graph with its inequality.

• 11 < a

• 11 > a

•  11 ≤ a

•  11 ≥ a

10 < 3x + 19

• x < 3

• x > 3

• x < -3

• x > -3

Solve the inequality:  -3x + 4 > -2

• x < -1

• x > -1

• x < 2

• x > 2