Respuesta :

Answer:

−7x+15

Step-by-step explanation:

Step 1: Distribute the negative sign,

=2x+6+ − 1(9x−9)

=2x+6+ −1(9x)+(−1)(−9)

=2x+6+ −9x+9

Combine Like Terms:

=2x+6+ −9x+9

=(2x+−9x)+(6+9)

=−7x+15

Hope this helped and plz mark as brainliest!

Luna G.