Question

0.6 + 15 b + 4 = 25.6.

Answer 1

Exact Form:

b=7/5

Answer 2

0.6 + 15b + 4 = 25.6

15b +4 = 25

15b = 25 - 4

15b = 21

b = 21/15

b = 7/5

hope it helps