7(-1+8b)=-455

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Solution for 7(-1+8b)=-455 equation: 



7(-1+8b)=-455

We move all terms to the left:

7(-1+8b)-(-455)=0

We add all the numbers together, and all the variables

7(8b-1)-(-455)=0

We add all the numbers together, and all the variables

7(8b-1)+455=0

We multiply parentheses

56b-7+455=0

We add all the numbers together, and all the variables

56b+448=0

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

56b=-448

b=-448/56

b=-8

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