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4/n+7=2/10
We simplify the equation to the form, which is simple to understand
4/n+7=2/10
We move all terms containing n to the left and all other terms to the right.
+1n=0.2-7
We simplify left and right side of the equation.
+1n=-6.8
We divide both sides of the equation by 1 to get n.
n=-6.8
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