Question

How do you solve `\frac { 7} { 2v + 8} - 4= \frac { 3} { v + 4}`?

Answer 1

`frac{7}{2(v+4)}-4 = frac{3}{v+4}`

Multiply each side by `(v+4)`

`frac{7}{2} - 4(v+4) = 3`

`-4v-16+7/2 = 3`

`-4v = 16-7/2 + 3`

`-4v = 31/2`

`v = - 31/8`