Question

(X-3/8x) * 2 4/5 - 1 3/14 = 2 2/7

Answer 1

5/8x * 2 4/5 - 1 3/14 = 2 2/7
5/8x * 14/5 - 17/14 = 16/7
1/8x * 14 - 17/14 = 16/7
1/4x * 7 - 17/14 = 16/7
7/4x - 17/14 = 16/7 | * 28
49x - 34 = 64
49x = 64 + 34
49x = 98
x = 98 : 49
x = 2