Question

Add the following expressions: 3r - 7 and -10r + 2

-13r-9
13-5
O -7r - 9
-7r -5

Answer 1

-7r - 5

Explanation:

3r - 7 and -10r + 2

*remember that you can only combine the like terms

3r - 10r = - 7r

-7 + 2 = -5

Final Answer: -7r - 5

Answer 2

Explanation:

-7r - 5

Hope that helps! :)

-Aphrodite