Question

What must be added to x - x - x - 9 to get 6x + x + x +9? ​

Answer 1

Answer:

Here is your answer,

6x+x+x+9

-x-x-x-9

=5x+2x+2x+0.

Please mark me as brainliest If it helps you.

Answer 2

Answer:

(5x+2x+2x+18)+(x - x - x - 9)=6x + x + x +9

the answer is (5x+2x+2x+18)

hope it helps you