Буду благодарна за Сверху - уравнение, внизу- задача.

(2x+2 3/4)* 1 1/6 = 4 1/12
2x + 2 3/4 = 4 1/12: 1 1/6
2x + 11/4 = 49/12 * 6/7
2x + 11/4 = 7/2
2x = 7/2 - 11/4
2x = 14/4 - 11/4
2x = 3/4
x = 3/4:2
x = 3/8