If all the numbers are in binary system, solve the equation x divided by x+101=110 divided by 1000

Answer 1

x/(x+101) = 110/1000
1000x = 110(x+101)
1000x = 110x + 11110
10x = 11110
x = 1111

check:
15/20 = 6/8

Answer 2

x + (2^2 + 0*2^1 + 1*2^0) = (2^2 + 2 + 0 / (2^3 + 0+0+0)
x + 5 = 6 / 8