Question

7.b-5=3.(b+9) porfaaaaaaaaaaaaaaaaaaaaa

Answer 1

Respuesta:

b = 8

Explicación paso a paso:

7.b - 5 = 3.(b + 9)

7b - 5 = 3b + 27

7b - 3b = 27 + 5

4b = 32

b = 32/4

b = 8