3(7+8b)=-123

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Solution for 3(7+8b)=-123 equation: 



3(7+8b)=-123

We move all terms to the left:

3(7+8b)-(-123)=0

We add all the numbers together, and all the variables

3(8b+7)-(-123)=0

We add all the numbers together, and all the variables

3(8b+7)+123=0

We multiply parentheses

24b+21+123=0

We add all the numbers together, and all the variables

24b+144=0

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

24b=-144

b=-144/24

b=-6

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