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22.5(10-y)+27.57y=250
We move all terms to the left:
22.5(10-y)+27.57y-(250)=0
We add all the numbers together, and all the variables
22.5(-1y+10)+27.57y-250=0
We add all the numbers together, and all the variables
27.57y+22.5(-1y+10)-250=0
We multiply parentheses
27.57y-22.5y+225-250=0
We add all the numbers together, and all the variables
5.07y-25=0
We move all terms containing y to the left, all other terms to the right
5.07y=25
y=25/5.07
y=4+2.7441860465116/2.9476744186047
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