13=m+9

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Solution for 13=m+9 equation:


13=m+9

We simplify the equation to the form, which is simple to understand 
13=m+9

We move all terms containing m to the left and all other terms to the right. 
-1m=+9-13

We simplify left and right side of the equation. 
-1m=-4

We divide both sides of the equation by -01 to get m. 
m=4

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