180=78+b

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Solution for 180=78+b equation: 



180=78+b

We move all terms to the left:

180-(78+b)=0

We add all the numbers together, and all the variables

-(b+78)+180=0

We get rid of parentheses

-b-78+180=0

We add all the numbers together, and all the variables

-1b+102=0

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

-b=-102

b=-102/-1

b=+102

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