Question

Which one represents the equivalent of the following expressions combined -2x² + 7x - 6 and 3x² - 8x – 1 ?

a. X²+X-7
b. X²+X-5
c. X²-X-7
d. X²-X-5​

Answer 1

C

Explanation:

Adding we get:

-2x^2+3x^2 + 7x - 8x - 6 -1 = X^2 -x-7