45-7y=-42

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Solution for 45-7y=-42 equation: 



45-7y=-42

We move all terms to the left:

45-7y-(-42)=0

We add all the numbers together, and all the variables

-7y+87=0

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

-7y=-87

y=-87/-7

y=12+3/7

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