42+y=7y

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Solution for 42+y=7y equation: 



42+y=7y

We move all terms to the left:

42+y-(7y)=0

We add all the numbers together, and all the variables

-6y+42=0

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

-6y=-42

y=-42/-6

y=+7

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