20y=18y+7

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Solution for 20y=18y+7 equation: 



20y=18y+7

We move all terms to the left:

20y-(18y+7)=0

We get rid of parentheses

20y-18y-7=0

We add all the numbers together, and all the variables

2y-7=0

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

2y=7

y=7/2

y=3+1/2

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