Answer:
The top answer is the correct one.
Step-by-step explanation:
If these binomials are factors, then they must, in turn be equated to 0. That's the method used to find the roots.
x + 2 = 0 Subtract 2 from both sides.
x + 2-2 = 0 -2
x = - 2
x - 5 = 0 Add 5 to both sides
x -5+5= 0+5
x = 5
