Answer: 7x2−2x+11
Step-by-step explanation:
Distribute the Negative Sign:
7x2+6+−1(2x−5)
7x2+6+−1(2x)+(−1)(−5)
7x2+6+−2x+5
Combine Like Terms:
(7x2)+(−2x)+(6+5)
7x2+−2x+11