Прошу помогите 56+6х=3х-13 4(3-2х)+24=2(3-2х)= 0.3(5х-7)=3(0.2х+3.2) 7(2х-5)4(3-х)-11

Question

Прошу помогите 56+6х=3х-13 4(3-2х)+24=2(3-2х)= 0.3(5х-7)=3(0.2х+3.2) 7(2х-5)4(3-х)-11

Математика

Прошу помогите 56+6х=3х-13 4*(3-2х)+24=2*(3-2х)= 0.3*(5х-7)=3*(0.2х+3.2) 7*(2х-5)4*(3-х)-11

Гость

Ответ(ы) на вопрос:

Accepted Answer

56+6х=3х-13 6х-3х=-13-56 3х=-69 х=-69:3 х=-23 4(3-2х)+24=2(3-2х) 12-8х+24=6-4х 12+24-6=8х-4х 30=4х х=30:4 х=7.5 0.3(5х-7)=3(0.2х+3.2) 1.5х-2.1=0.6х+9.6 1.5х-0.6х=9.6+2.1 0.9х=11.7 х=11.7:0.9 х=13