б)1-2(5-2х)=-х-3
1 – 10 + 4x = – x – 3
4x + x = – 3 + 10 – 1
5x = 6
x = 1.2
в)8-5(2х-3)=13-6х
8 – 10x + 15 = 13 – 6x
– 10x + 6x = 13 – 15 – 8
-4x = -10
x = 2.5
а)(-5x+3)(-x+6)=0
3-5x=0
5x=3
x1=3/5
6-x=0
x2=6
б)1-2(5-2х)=-х-3
1 – 10 + 4x = – x – 3
4x + x = – 3 + 10 – 1
5x = 6
x = 1.2
в)8-5(2х-3)=13-6х
8 – 10x + 15 = 13 – 6x
– 10x + 6x = 13 – 15 – 8
-4x = -10
x = 2.5
а)(-5x+3)(-x+6)=0
3-5x=0
5x=3
x1=3/5
6-x=0
x2=6