Question

Subtract 2+b/ab from 3/a

Subtract 2+b/ab from 3/a

Answer 1

D.
`\bold{(2(b - 1))/(ab) }`

Explanation:

`(3)/(a) - (2 + b)/(ab) \\ \\ = (3b)/(ab) - (2 + b)/(ab) \\ \\ = (3b - (2 + b))/(ab) \\ \\ = (3b - 2 - b)/(ab) \\ \\ = (2b - 2)/(ab) \\ \\ \purple{ \bold{(3)/(a) - (2 + b)/(ab)} }\pink{= } \red{ \bold{(2(b - 1))/(ab) }}`