(13b-9)-3(4b+1)=-7

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Solution for (13b-9)-3(4b+1)=-7 equation:


(13b-9)-3(4b+1)=-7

We simplify the equation to the form, which is simple to understand 
(13b-9)-3(4b+1)=-7

Remove unnecessary parentheses
13b-9-3*(4b+1)=-7

Reorder the terms in parentheses
13b-9+(-12b-3)=-7

Remove unnecessary parentheses
+13b-9-12b-3=-7

We move all terms containing b to the left and all other terms to the right. 
+13b-12b=-7+9+3

We simplify left and right side of the equation. 
+1b=+5

We divide both sides of the equation by 1 to get b. 
b=5

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