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9(n+4)=3(12+3n)
We simplify the equation to the form, which is simple to understand
9(n+4)=3(12+3n)
Reorder the terms in parentheses
+(+9n+36)=3*(12+3n)
Remove unnecessary parentheses
+9n+36=+3+*(+12+3n+)
Reorder the terms in parentheses
+9n+36=+(+36+9n)
Remove unnecessary parentheses
+9n+36=+36+9n
We move all terms containing n to the left and all other terms to the right.
+9n-9n=+36-36
We simplify left and right side of the equation.
n=0
0=0
This equation is an identity, so all real numbers are solutions.
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