Question

Which values are in the solution set of the compound inequality –8 < 3x + 7 ≤ 10?

Answer 1

Answer:x has to be higher than -5 and lower or equal 1

Explanation:

Answer 2

-8<3x+7
-15<3x
-5<x

3x+7≤10
3x≤3
x≤1

So x has to be higher than -5 and lower or equal 1.