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m+3m=7
We simplify the equation to the form, which is simple to understand
m+3m=7
We move all terms containing m to the left and all other terms to the right.
+1m+3m=+7
We simplify left and right side of the equation.
+4m=+7
We divide both sides of the equation by 4 to get m.
m=1.75
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