Question

What’s the answer to this?

Answer 1

The answer to the question is -2 if I’m correct.

Answer 2

Question:

Solve 4n - 2n = -4

Solution:

Take out like factors:

2n + 4  =   2 • (n + 2)

Solve :    2   =  0

Solve  :    n+2 = 0

Final Answer:

n = -2