2.5+0.5k=2k+1

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Solution for 2.5+0.5k=2k+1 equation: 



2.5+0.5k=2k+1

We move all terms to the left:

2.5+0.5k-(2k+1)=0

We get rid of parentheses

0.5k-2k-1+2.5=0

We add all the numbers together, and all the variables

-1.5k+1.5=0

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

-1.5k=-1.5

k=-1.5/-1.5

k=1

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