-2.5b-5=7.5

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Solution for -2.5b-5=7.5 equation: 



-2.5b-5=7.5

We move all terms to the left:

-2.5b-5-(7.5)=0

We add all the numbers together, and all the variables

-2.5b-12.5=0

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

-2.5b=12.5

b=12.5/-2.5

b=-5

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