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-1.3m-7=5
We simplify the equation to the form, which is simple to understand
-1.3m-7=5
We move all terms containing m to the left and all other terms to the right.
-1.3m=+5+7
We simplify left and right side of the equation.
-1.3m=+12
We divide both sides of the equation by -1.3 to get m.
m=-9.23076923077
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