Question

Solve the given linear inequality
3< 3x+6/-2 < 18

Answer 1

6/-2 = -3
Add 3 to each term
Divide each term by 3

Answer 2

\[3<3x+\frac{ 6 }{ -2 }<18\]\[6<3x<21\]

now just divide by three, as -6/2 is -3, which we have removed by adding 3 on both sides