Question

15 = 5.(x-4)
27 = (x - 2).9
2.(x + 2) +3.(x - 1) = 11​

Answer 1

Respuesta:

15 = 5.(x-4)  : x= 7

27 = (x - 2).9  : x= 5

2.(x + 2) +3.(x - 1) = 11 : x= 3.5