8+7y,y=-2

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Solution for 8+7y,y=-2 equation: 



8+7y.y=-2

We move all terms to the left:

8+7y.y-(-2)=0

We add all the numbers together, and all the variables

7y.y+10=0

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

7y.y=-10

y=-10/1

y=-10

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