-y+3+3y=7

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Solution for -y+3+3y=7 equation:



-y+3+3y=7
We move all terms to the left:
-y+3+3y-(7)=0
We add all the numbers together, and all the variables
2y-4=0
We move all terms containing y to the left, all other terms to the right
2y=4
y=4/2
y=2

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