Question

Решите уравнение (2x+12):7=13

Answer 1

(2х + 12 ) : 7 = 13
2х + 12 = 13 * 7
2х +12 = 91
2х = 91 - 12
2х = 79
х = 79 : 2
 х = 39,5

Answer 2

(2х+12):7=13
2х+12=13*7
2х+12=91
2х=91-12
2х= 79
х=79/2
х=39,5