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-2.5m+8=-12
We simplify the equation to the form, which is simple to understand
-2.5m+8=-12
We move all terms containing m to the left and all other terms to the right.
-2.5m=-12-8
We simplify left and right side of the equation.
-2.5m=-20
We divide both sides of the equation by -2.5 to get m.
m=8
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