Question

Simplify this PLEASE
​

Answer 1

`(12a-14b)/(21)`

Explanation:

Express the 2 fractions with a common denominator of 21

multiply numerator/denominator of first fraction by 3

multiply numerator/denominator of second fraction by 7

`(4a(3))/(7(3))` -
`(2b(7))/(3(7))`

=
`(12a)/(21)` -
`(14b)/(21)`

=
`(12a-14b)/(21)`