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5.25(20)=80y
We move all terms to the left:
5.25(20)-(80y)=0
We add all the numbers together, and all the variables
-80y+5.252=0
We move all terms containing y to the left, all other terms to the right
-80y=-5.252
y=-5.252/-80
y=1/15.232292460015
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