-10=2(-7b-1)*3

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Solution for -10=2(-7b-1)*3 equation: 



-10=2(-7b-1)*3

We move all terms to the left:

-10-(2(-7b-1)*3)=0



We calculate terms in parentheses: -(2(-7b-1)*3), so:

2(-7b-1)*3

We multiply parentheses

-42b-6

Back to the equation:

-(-42b-6)



We get rid of parentheses

42b+6-10=0

We add all the numbers together, and all the variables

42b-4=0

We move all terms containing b to the left, all other terms to the right

42b=4

b=4/42

b=2/21

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