4n=7n+21

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Solution for 4n=7n+21 equation:


4n=7n+21

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

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

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

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

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