Question

Решите уравнение:

3(1-2х)-5(3-х)-6(3х-4)=83

Answer 1

3(1-2х)-5(3-х)-6(3х-4)=83

3-6x-15+5x-18x+24=83

-6x+5x-18x=83-24-3+15

-19x=71

x=-3.1419

Answer 2

3(1-2х)-5(3-х)-6(3х-4)=83

3-6х-15+5х-18х+24=83

-6х+5х-18х=83-3+15-24

-19х=71

х=- 71/19