-5=2.8+k

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Solution for -5=2.8+k equation: 



-5=2.8+k

We move all terms to the left:

-5-(2.8+k)=0

We add all the numbers together, and all the variables

-(k+2.8)-5=0

We get rid of parentheses

-k-2.8-5=0

We add all the numbers together, and all the variables

-1k-7.8=0

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

-k=7.8

k=7.8/-1

k=-7+0.8/1

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