Question

Which of the following choices shows how you would simplify this expression?

13 x - 9 - 6x
a. 7x + 9
b. 19x -9
c, 7x - 9
d. -2x

Answer 1

7x-9

Explanation:

(13x-6x)-9

simplify

7x-9

Answer 2

C

Explanation:

13x-6x= 7x

Nothing is similar to -9 so it would stay the same

So the overall answer would be 7x-9

Sorry if this is incorrect, good luck!