y-4y=42

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Solution for y-4y=42 equation: 



y-4y=42

We move all terms to the left:

y-4y-(42)=0

We add all the numbers together, and all the variables

-3y-42=0

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

-3y=42

y=42/-3

y=-14

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