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4/n-3=2/5
We simplify the equation to the form, which is simple to understand
4/n-3=2/5
We move all terms containing n to the left and all other terms to the right.
+1n=0.4+3
We simplify left and right side of the equation.
+1n=+3.4
We divide both sides of the equation by 1 to get n.
n=3.4
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