-20.7=-3.2+y/7

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Solution for -20.7=-3.2+y/7 equation: 



-20.7=-3.2+y/7

We move all terms to the left:

-20.7-(-3.2+y/7)=0

We add all the numbers together, and all the variables

-(y/7-3.2)-20.7=0

We get rid of parentheses

-y/7+3.2-20.7=0

We multiply all the terms by the denominator


-y+(3.2)*7-(20.7)*7=0

We add all the numbers together, and all the variables

-1y-122.5=0

We move all terms containing y to the left, all other terms to the right

-y=122.5

y=122.5/-1

y=-122+0.5/1

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