-6(-4+5b)+6(1+6b)=72

Solution for -6(-4+5b)+6(1+6b)=72 equation:

-6(-4+5b)+6(1+6b)=72

We simplify the equation to the form, which is simple to understand 
-6(-4+5b)+6(1+6b)=72

Reorder the terms in parentheses
+(+24-30b)+6*(1+6b)=72

Remove unnecessary parentheses
+24-30b+6+*(+1+6b+)=+72

Reorder the terms in parentheses
+24-30b+(+6+36b)=72

Remove unnecessary parentheses
+24-30b+6+36b=+72

We move all terms containing b to the left and all other terms to the right. 
-30b+36b=+72-24-6

We simplify left and right side of the equation. 
+6b=+42

We divide both sides of the equation by 6 to get b. 
b=7