Solving Problems with Inequalities

4 - 7y ≤ 18

• y ≤ -2

• y ≤ -8

• y ≤ 3.1415926589

• y ≥-2

14 + 9x > 6x + 4

• x > 12

• x > -3 1/3

• x > 3

• x ≥ 6

Does the given value make the inequality true?  x + 9 > 21, when x = 15

• True

• Not True

-138 ≥ -6(6b − 7)

• b ≤ 5

• b ≤ -5

• b ≥ 5

• b ≥ -5

-2 (x+2) < 14

• x < - 5

• x > -5

• x < -9

• x > -9

The sum of a number and 8 is less than 12

• n + 8 > 12

• n + 8 < 12

• n < 8 + 12

• n + 12 > 8

Solve 

• a≤1

• a≤25

• a>1

• a<25

Write this mathematical sentence using algebra:

6 is added to a number x. Then the result is multiplied by 9. The final answer is greater than 99.

Write this mathematical sentence using algebra:

7 is subtracted from a number y. Then the result is multiplied by 3. The final answer is less than or equal to 12.

A number z is multiplied by 4. Then 8 is subtracted from the result. The final answer is greater than or equal to 28.