Solving Inequalities and Graphing Linear

What inequality is graphed?

• x > 2 and x < 4

• 2 ≤ x ≤ 4

• x > 2 or x < 4

• x ≥ 2 or x ≤ 4

Solve:  -3 ≤ 2x - 1 ≤ 5

• -1 ≤ x ≤ 3

• -1 < x < 3

• 1 < x < 3

• 1 ≤ x ≤ 3

-7x + 15 ≥ -20

• x ≥ -5

• x ≤ -5

• x ≥ 5

• x ≤ 5

3(x-2)<2(x+9)

• x<24

• x>-24

• x<12

• x>18

8(m + 2)< 4(5 + 2m)

• no solution

• m < -2

• all real numbers

• m > 4

5z - 2 - 2z < 13

• z > 5

• z < 5

• z > 1

• z < 1

Solve:

• A

• B

• C

• D

Solve:

• A

• B

• C

• D

What inequality is graphed? 

• x > 2 and x ≤ -3

• x > 2 and x < -3

• x > 2 or x ≤ -3

• x > 2 or x < -3

Your taxi fare is $2.50 per mile, plus a $5 fee.  You cannot exceed $20.  Which inequality models this scenario?

• 5x + 2.50 ≤ 20

• 2.50x + 5 < 20

• 2.50x + 5 ≤ 20

• 7.50x < 20