21.50k-4=2.50

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Solution for 21.50k-4=2.50 equation: 



21.50k-4=2.50

We move all terms to the left:

21.50k-4-(2.50)=0

We add all the numbers together, and all the variables

21.50k-4-(2.5)=0

We add all the numbers together, and all the variables

21.50k-6.5=0

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

21.50k=6.5

k=6.5/21.50

k=1.85714285714/6.14285714286

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