Question

18х-(7х+4)=5-4х уравнение

Answer 1

18х-(7х+4)=5-4х
18x-7x-4=5-4x
11x-4=5-4x
11x+4x=5+4
15x=9
x=3/5

Answer 2

3/5?

Answer 3

дробь же, ну.

Answer 4

18x - (7x + 4) = 5 - 4x
18x - 7x - 4 = 5 - 4x
11x - 4 = 5 - 4x
11x + 4x = 5 + 4
15x = 9
x = 3/5