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3+n/9=15
We simplify the equation to the form, which is simple to understand
3+n/9=15
Simplifying:
3 + 0.111111111111n=15
We move all terms containing n to the left and all other terms to the right.
+ 0.111111111111n=+15-3
We simplify left and right side of the equation.
+ 0.111111111111n=+12
We divide both sides of the equation by 0.111111111111 to get n.
n=108
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