18 – 16х = – 30х – 10
– 16x + 30x = – 18 – 10
14x = – 28
x = – 2
– 7х + 2 = 3х – 1
– 7x – 3x = – 2 – 1
– 10x = – 3
x = 0,3
18 – 16х = – 30х – 10
– 16x + 30x = – 18 – 10
14x = – 28
x = – 2
– 7х + 2 = 3х – 1
– 7x – 3x = – 2 – 1
– 10x = – 3
x = 0,3