12y+3=9y-18

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Solution for 12y+3=9y-18 equation:


12y+3=9y-18

We simplify the equation to the form, which is simple to understand 
12y+3=9y-18

We move all terms containing y to the left and all other terms to the right. 
+12y-9y=-18-3

We simplify left and right side of the equation. 
+3y=-21

We divide both sides of the equation by 3 to get y. 
y=-7

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