Answer:
4x^2−6x−4
Explanation:
Let's simplify step-by-step.
5x2−2x−14−(x2+4x−10)
Distribute the Negative Sign:
=5x2−2x−14+−1(x2+4x−10)
=5x2+−2x+−14+−1x2+−1(4x)+(−1)(−10)
=5x2+−2x+−14+−x2+−4x+10
Combine Like Terms:
=5x2+−2x+−14+−x2+−4x+10
=(5x2+−x2)+(−2x+−4x)+(−14+10)
=4x2+−6x+−4