2(m-9)+2(1-2m)=-3(m+8)-7

Solution for 2(m-9)+2(1-2m)=-3(m+8)-7 equation:

2(m-9)+2(1-2m)=-3(m+8)-7

We simplify the equation to the form, which is simple to understand 
2(m-9)+2(1-2m)=-3(m+8)-7

Reorder the terms in parentheses
+(+2m-18)+2*(1-2m)=-3*(m+8)-7

Remove unnecessary parentheses
+2m-18+2+*(+1-2m+)=-3+*(+m+8+)-7

Reorder the terms in parentheses
+2m-18+(+2-4m)=-3*(m+8)-7

Remove unnecessary parentheses
+2m-18+2-4m=-3+*(+m+8+)-7

Reorder the terms in parentheses
+2m-18+2-4m=+(-3m-24)-7

Remove unnecessary parentheses
+2m-18+2-4m=-3m-24-7

We move all terms containing m to the left and all other terms to the right. 
+2m-4m+3m=-24-7+18-2

We simplify left and right side of the equation. 
+1m=-15

We divide both sides of the equation by 1 to get m. 
m=-15