Question

Simplify

`(3(a-b))/(9) + (4)/(9) b`

Answer 1

`(3a+b)/(9)`

Explanation:

Both fractions have a common denominator of 9

Add the numerators, placing them over 9

=
`(3(a-b)+4b)/(9)`

=
`(3a-3b+4b)/(9)`

=
`(3a+b)/(9)`