-2n+2.5n=22.5

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Solution for -2n+2.5n=22.5 equation: 



-2n+2.5n=22.5

We move all terms to the left:

-2n+2.5n-(22.5)=0

We add all the numbers together, and all the variables

0.5n-22.5=0

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

0.5n=22.5

n=22.5/0.5

n=45

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