7y=45-2y

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Solution for 7y=45-2y equation: 



7y=45-2y

We move all terms to the left:

7y-(45-2y)=0

We add all the numbers together, and all the variables

7y-(-2y+45)=0

We get rid of parentheses

7y+2y-45=0

We add all the numbers together, and all the variables

9y-45=0

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

9y=45

y=45/9

y=5

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