0,77x-2x+13=-13+0,77x

Question

0,77x-2x+13=-13+0,77x

Answer 1

0,77х-2х+13=-13+0,77х
0,77х-2х-0,77х=-13-13
-2х=-26
х=13

Answer 2

0,77x-2x-0,77x= -13-13
-2x=-26
x=-13