Question

as seguintes
a) 2x - 15 = 3
= 3 + 15
2x =
X =
2
X =


qual e a resposta​

Answer 1

Resposta:

2x - 15 = 3

15 + 3 = 2x

18 = 2x

x = 18/2

x = 9

2x = 18;