Question

Porfi necesito que me resuelvan la s)

Answer 1

2(1/8-3/4 b) = (1/3 b -1 )/ 1/2
2/8-6/4b = (1/3 b -1) * 2
1/4- 3/2 b = 2/3 b -2
1/4+2 = 2/3 b + 3/2 b
9/4 = 13/6 b
27/2 = 13 b
27/26 = b