x=-28......................
Combine like terms.
7g + 4g + 3g + g = 15g
15g - 13g = 2g
2g = 10
Divide by 2 on both sides.
g = 5
-2(x+5) OR 2(-x-5) I hope that helps if not please let me know!
In order to help explain how you came to your answer. It also helps when marking or reviewing because it's easier to find any mistakes