42y-1=7

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Solution for 42y-1=7 equation: 



42y-1=7

We move all terms to the left:

42y-1-(7)=0

We add all the numbers together, and all the variables

42y-8=0

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

42y=8

y=8/42

y=4/21

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