Question

Дробь:  18 - (34-y) = 15-110

Answer 1

1/8-(3/4-y)=1/5-1/10
1/8-3/4+y=1/5-1/10
y=1/5-1/10-1/8+3/4
y=8/40-4/40-5/40+30/40
y=29/40