-9=2y-1

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Solution for -9=2y-1 equation:


-9=2y-1

We simplify the equation to the form, which is simple to understand 
-9=2y-1

We move all terms containing y to the left and all other terms to the right. 
-2y=-1+9

We simplify left and right side of the equation. 
-2y=+8

We divide both sides of the equation by -02 to get y. 
y=-4

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