13b-20b=7

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Solution for 13b-20b=7 equation:


13b-20b=7

We simplify the equation to the form, which is simple to understand 
13b-20b=7

We move all terms containing b to the left and all other terms to the right. 
+13b-20b=+7

We simplify left and right side of the equation. 
-7b=+7

We divide both sides of the equation by -7 to get b. 
b=-1

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