Question

Help please!

I also need an explaination on how to do it.
Which expression is equivalent to −4 + 9 − 2x − 9x?


−11x + 5

−11x + 13

−11x − 5

11x + 13

Answer 1

−11x + 5

Explanation:

−4 + 9 − 2x −9x

−4 + 9 + − 2x + −9x

Combine Like Terms:

−4 + 9 + −2x +− 9x

( −2x+−9x )+( −4+9 )

−11x + 5