8x+5(6-7x)=-7x+10
8x + 30 – 35x = – 7x + 10
8x – 35x + 7x = 10 – 30
-20x = -20
x = 1
-2,4х+0,6=-4,2
-2,4х=-4,2-0,6
-2,4х=-4,8
х=-4,8/-2,4
х=2
8x+5(6-7x)=-7x+10
8x + 30 – 35x = – 7x + 10
8x – 35x + 7x = 10 – 30
-20x = -20
x = 1
-2,4х+0,6=-4,2
-2,4х=-4,2-0,6
-2,4х=-4,8
х=-4,8/-2,4
х=2