Question

5(2х-3)-3(4х+2)=6(2х-7)

Answer 1

5(2x-3)-3(4x+2)=6(2x-7)
10x-15-12x-6=12x-42
-2x-21=12x-42
-2x-12x=-42+21
-14x=-21, 
x=21/14, x=3/2, x=1,5

Answer 2

Rešenie v porjadke, x=1,5 !

Answer 3

-2x-12x=-14x !

Answer 4

откуда там -2х

Answer 5

10x-12x=-2x

Answer 6

5(2х-3)-3(4х+2)=6(2х-7) 10х-15-12х-6=12х-42 10х-12х+12х=-42+6+15 10х=-21 х=-2.1