21+4y=54-7y

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Solution for 21+4y=54-7y equation:


21+4y=54-7y

We simplify the equation to the form, which is simple to understand 
21+4y=54-7y

We move all terms containing y to the left and all other terms to the right. 
+4y+7y=+54-21

We simplify left and right side of the equation. 
+11y=+33

We divide both sides of the equation by 11 to get y. 
y=3

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