-3n+3n-15=n-7

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Solution for -3n+3n-15=n-7 equation:


-3n+3n-15=n-7

We simplify the equation to the form, which is simple to understand 
-3n+3n-15=n-7

We move all terms containing n to the left and all other terms to the right. 
-3n+3n-1n=-7+15

We simplify left and right side of the equation. 
-1n=+8

We divide both sides of the equation by -1 to get n. 
n=-8

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