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5(4y-3)=15
We move all terms to the left:
5(4y-3)-(15)=0
We multiply parentheses
20y-15-15=0
We add all the numbers together, and all the variables
20y-30=0
We move all terms containing y to the left, all other terms to the right
20y=30
y=30/20
y=1+1/2
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