5^k+2=15

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Solution for 5^k+2=15 equation: 



5^k+2=15

We move all terms to the left:

5^k+2-(15)=0

We add all the numbers together, and all the variables

5^k-13=0

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

5^k=13

k=13/1

k=13

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