-12n+5n=21

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Solution for -12n+5n=21 equation:


-12n+5n=21

We simplify the equation to the form, which is simple to understand 
-12n+5n=21

We move all terms containing n to the left and all other terms to the right. 
-12n+5n=+21

We simplify left and right side of the equation. 
-7n=+21

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

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