Answer:
7 ( 7 g + 9 y )
Step-by-step explanation:
thats the answer
C is the most reasonable answer because to add the system of equations together, you must make sure that one of the terms (whether it be the x or y value) can cancel out.
the number I would to divide the numerator and denominator is 5/5
3x times 5=5 times 3x
