Question

15(b + 3) < 6(b + 9).

Answer 1

b < 1

Explanation:

Given

15(b + 3) < 6(b + 9) ← distribute parenthesis on both sides

15b + 45 < 6b + 54 ( subtract 6b from both sides )

9b + 45 < 54 ( subtract 45 from both sides )

9b < 9 ( divide both sides by 9 )

b < 1