Question

If A = -x + 2x - x + 1 and B = x² + 5, find A + B.

Answer 1

6 + x^2

Explanation:

Plug in the values for A and B.

(-x + 2x - x + 1) + (x^2 + 5)

Remove the parenthesis. Combine like terms.

-2x + 2x = 0

1 + x^2 + 5

Combine like terms again.

6 + x^2