7-2y=-9

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Solution for 7-2y=-9 equation: 



7-2y=-9

We move all terms to the left:

7-2y-(-9)=0

We add all the numbers together, and all the variables

-2y+16=0

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

-2y=-16

y=-16/-2

y=+8

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