3y-3=-21

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Solution for 3y-3=-21 equation:


3y-3=-21

We simplify the equation to the form, which is simple to understand 
3y-3=-21

We move all terms containing y to the left and all other terms to the right. 
+3y=-21+3

We simplify left and right side of the equation. 
+3y=-18

We divide both sides of the equation by 3 to get y. 
y=-6

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