Question

Qual resposta da equaçao 27=3.(b+3)

Answer 1

$27=3(b+3)\\ b+3=\frac{27}{3}\\ \\ b+3=9\\ \\ b=9-3\\ \\ \boxed{b=6}$

Answer 2

27=3b+9
27-9=3b
18=3b
b=18/3
b=6