Question

Прошу помочь
1. 2(3x+2)-5(x-3)=3
2) -2(x+3)-3=4x
3) 5 (2x-8)=3 (4x+2) +2
4) 5-2(x+8)=4

Answer 1

1). 2(3x+2)-5(x-3)=3; 6х+4-5х+15=3; Х=3-19; Х=-16;//// 2) -2(x+3)-3=4x; -2х-6-3=4х; -2х-4х=9; -6х=9; Х=-9/6; х=-1 1/2;/// 3) 5 (2x-8)=3 (4x+2) +2; 10х-40=12х+6+2; 10х-12х=8+40; -2х=48; х=-24;/// 4) 5-2(x+8)=4; 5-2х-16=4; -2х=4+11; Х=15:(-2) Х=-7,5