Answer:
5x^2 − 2x
Step-by-step explanation:
Let's simplify step-by-step.
=3x + 6x^2 + − 5x + − x^2
Combine Like Terms:
=( 6x^2 + − x^2 ) + ( 3x + − 5x )
= 5x^2 + − 2x
hope this helps!!