Question

решите уравнение  2x + 3=0      6x-7=15+2x

Answer 1

2х+3=0

2х=-3

х=-3/2

 

6х-7=15+2х

4х=22

х=22/4

х=5,5

Answer 2

2x + 3=0    

2х=-3

х=-1.5

 6x-7=15+2x

6х-2х=15+7

4х=22

х=5.5