5x + 4 + 2x + 5
First add the like terms.
You will get this: 7x + 9
And these can't be simplified anymore because they do not both go into the same multiple.
So your answer will be:
7x + 9
I believe it’s 50% because you divide 8/2 and that’s 4, and 4+8=12
The answer to this is c. y=2x-6