Question

Simplify fully 12 ( x − 5 ) 2 + 4 ( x − 5 )

Answer 1

`\sf \: 28x−140`

Explanation:

12(x−5)(2)+4(x−5)

Distribute:

=24x+−120+(4)(x)+(4)(−5)

=24x+−120+4x+−20

Combine Like Terms:

=24x+−120+4x+−20

=(24x+4x)+(−120+−20)

=28x+−140