3(7-6b)=-105

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Solution for 3(7-6b)=-105 equation: 



3(7-6b)=-105

We move all terms to the left:

3(7-6b)-(-105)=0

We add all the numbers together, and all the variables

3(-6b+7)-(-105)=0

We add all the numbers together, and all the variables

3(-6b+7)+105=0

We multiply parentheses

-18b+21+105=0

We add all the numbers together, and all the variables

-18b+126=0

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

-18b=-126

b=-126/-18

b=+7

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