-2b-30=-4(-b-3)

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Solution for -2b-30=-4(-b-3) equation:


-2b-30=-4(-b-3)

We simplify the equation to the form, which is simple to understand 
-2b-30=-4(-b-3)

Reorder the terms in parentheses
-2b-30=+(+4b+12)

Remove unnecessary parentheses
-2b-30=+4b+12

We move all terms containing b to the left and all other terms to the right. 
-2b-4b=+12+30

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

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