7=-7,b=4

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Solution for 7=-7,b=4 equation: 



7=-7.b=4

We move all terms to the left:

7-(-7.b)=0

We add all the numbers together, and all the variables

-(-7b)+7=0

We get rid of parentheses

7b+7=0

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

7b=-7

b=-7/7

b=-1

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