Question

How do you solve `-3/5b+7+2/5b=19`?

Answer 1

`color(red)( b = - 60`

Explanation:

`-3/5b+color(red)(7)+2/5b=19`

Making the denominator of the L.H.S equal:
`-3/5b+color(red)(35/5)+2/5b=19`

`(35 -3b +2b) / 5 = 19`
`35 - b = 19.5`
`35 - b = 95`
`-b = 60`
`color(red)( b = - 60`