18y-21y=

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Solution for 18y-21y= equation:


18y-21y=0

We simplify the equation to the form, which is simple to understand 
18y-21y=0

We move all terms containing y to the left and all other terms to the right. 
+18y-21y=0

We simplify left and right side of the equation. 
-3y=0

We divide both sides of the equation by -3 to get y. 
y=-0

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