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2n-9/2=n
We simplify the equation to the form, which is simple to understand
2n-9/2=n
Simplifying:
2n-4.5=n
We move all terms containing n to the left and all other terms to the right.
+2n-1n=+4.5
We simplify left and right side of the equation.
+1n=+4.5
We divide both sides of the equation by 1 to get n.
n=4.5
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