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4n+3n=7
We simplify the equation to the form, which is simple to understand
4n+3n=7
We move all terms containing n to the left and all other terms to the right.
+4n+3n=+7
We simplify left and right side of the equation.
+7n=+7
We divide both sides of the equation by 7 to get n.
n=1
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