Решите уравнение 1/2(4-3 1/2x)=11/4x-1/2

1/2(4 - 3 1/2х) = 11/4х- 1/2
1/2(4 - 7х/2) = 11х/4 - 1/2
4/2 - 7х/4 = 11х/4 - 1/2
11х/4 + 7х/4 = 4/2 + 1/2
18х/4 = 5/2
х = 5•4/(2•18)
х = 10/18 = 5/9