7n+3-5n=9

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Solution for 7n+3-5n=9 equation:


7n+3-5n=9

We simplify the equation to the form, which is simple to understand 
7n+3-5n=9

We move all terms containing n to the left and all other terms to the right. 
+7n-5n=+9-3

We simplify left and right side of the equation. 
+2n=+6

We divide both sides of the equation by 2 to get n. 
n=3

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