Question

Solve this inequality:
-12a +7<31

Answer 1

a>-2

Explanation:

`\sf{}`

=> -12a +7 <31

=> -12a+7-7<31-7

=> -12a<24

=> a>-2

Answer 2

a > -2

Explanation:

-12a +7<31

Subtract 7 from each side

-12a +7-7<31-7

-12a <24

Divide by -12, remembering to flip the inequality

-12a/-12 >24/-12

a > -2