-7(m-3)+4(m-7)=-5m-4+5m+9

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Solution for -7(m-3)+4(m-7)=-5m-4+5m+9 equation:


-7(m-3)+4(m-7)=-5m-4+5m+9

We simplify the equation to the form, which is simple to understand 
-7(m-3)+4(m-7)=-5m-4+5m+9

Reorder the terms in parentheses
+(-7m+21)+4*(m-7)=-5m-4+5m+9

Remove unnecessary parentheses
-7m+21+4+*(+m-7+)=-5m-4+5m+9

Reorder the terms in parentheses
-7m+21+(+4m-28)=-5m-4+5m+9

Remove unnecessary parentheses
-7m+21+4m-28=-5m-4+5m+9

We move all terms containing m to the left and all other terms to the right. 
-7m+4m+5m-5m=-4+9-21+28

We simplify left and right side of the equation. 
-3m=+12

We divide both sides of the equation by -3 to get m. 
m=-4

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