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3(n+4)=n-7
We simplify the equation to the form, which is simple to understand
3(n+4)=n-7
Reorder the terms in parentheses
+(+3n+12)=n-7
Remove unnecessary parentheses
+3n+12=+n-7
We move all terms containing n to the left and all other terms to the right.
+3n-1n=-7-12
We simplify left and right side of the equation.
+2n=-19
We divide both sides of the equation by 2 to get n.
n=-9.5
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