Question

If b+3/7 = 2/5 then which of the following is true?5b + 15 = 14 b + 3 = 14 5b + 3 = 14 b + 15 = 14

Answer 1

The first one is true. 5b+15=14

Explanation:

(b+3)/7= 2/5

After cross-multiplication:

5(b+3)=2*7

5b+15=14