Answer:
=−152x2+28x+6
Step-by-step explanation:
Let's simplify step-by-step.
x+22x−102x2−50x2+5x+6
=x+22x+−102x2+−50x2+5x+6
Combine Like Terms:
=(−102x2+−50x2)+(x+22x+5x)+(6)
Hope this helps ;-))
