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20(m*m)-40m=0
We simplify the equation to the form, which is simple to understand
20(m*m)-40m=0
Reorder the terms in parentheses
+(*m)-40m=0
Remove unnecessary parentheses
+*m-40m=0
We move all terms containing m to the left and all other terms to the right.
+1m-40m=0
We simplify left and right side of the equation.
-39m=0
We divide both sides of the equation by -39 to get m.
m=-0
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