-31-2b=-7(6b-7)

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Solution for -31-2b=-7(6b-7) equation:


-31-2b=-7(6b-7)

We simplify the equation to the form, which is simple to understand 
-31-2b=-7(6b-7)

Reorder the terms in parentheses
-31-2b=+(-42b+49)

Remove unnecessary parentheses
-31-2b=-42b+49

We move all terms containing b to the left and all other terms to the right. 
-2b+42b=+49+31

We simplify left and right side of the equation. 
+40b=+80

We divide both sides of the equation by 40 to get b. 
b=2

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