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3y+3.8=y=6.7
We move all terms to the left:
3y+3.8-(y)=0
We add all the numbers together, and all the variables
2y+3.8=0
We move all terms containing y to the left, all other terms to the right
2y=-3.8
y=-3.8/2
y=-1+1/1.1111111111111
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