-2.5a-2.8=-7.1

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Solution for -2.5a-2.8=-7.1 equation: 



-2.5a-2.8=-7.1

We move all terms to the left:

-2.5a-2.8-(-7.1)=0

We add all the numbers together, and all the variables

-2.5a+4.3=0

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

-2.5a=-4.3

a=-4.3/-2.5

a=1+1/1.38888888889

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