![3x + 7y - 2x + 9y 3x + 7y - 2x + 9y](https://tex.z-dn.net/?f=3x+%2B+7y+-+2x++%2B+9y)
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1
Answer:
I THINK THE ANSWER IS 2xy
Step-by-step explanation:
3x+7y=2x+9y
3x-2x=9y-7y
x=2y
SO
2xy
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