Question

( x-91)×7=322. (x+23)×4=688​

Answer 1

Ответ:

1. x = 137

2. x = 149

Пошаговое объяснение:

(x-91)*7 =322

x-91 = 322 / 7

x - 91 =  46

x = 137

(x+23)*4 = 688

x+23 = 688/4

x+23 = 172

x = 149