2+3(n-1)-n=7

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Solution for 2+3(n-1)-n=7 equation:


2+3(n-1)-n=7

We simplify the equation to the form, which is simple to understand 
2+3(n-1)-n=7

Reorder the terms in parentheses
2+(+3n-3)-n=7

Remove unnecessary parentheses
+2+3n-3-n=+7

We move all terms containing n to the left and all other terms to the right. 
+3n-1n=+7-2+3

We simplify left and right side of the equation. 
+2n=+8

We divide both sides of the equation by 2 to get n. 
n=4

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