Question

3. Solve 1 < 3x – 2 < 13.

Answer 1

(1,5)

Explanation:

Answer 2

1< x <5

Explanation:

1<3x−2<13

1+2<3x−2+2<13+2 (Add 2 to all parts)

3<3x<15

33<3x3<153 (Divide all parts by 3)

1< x <5