Question

Which of the following are solutions to the equation below?

Check all that apply.
x2 + 4x-9 = x + 1
A. 2
B. 4
C. -7
D. -5
E. -3
F. -4

Answer 1

-5 and 2

Explanation:

Answer 2

A.2

Explanation:

X is equal to 2

If you plug in 2 for X both sides will equal each-other

2(2) + 4(2)-9 = (2) + 1

4 + 8 - 9 = 3

12-9 = 3

3 = 3

Therefore X is equal to 2