15-1/2k=21

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Solution for 15-1/2k=21 equation: 



15-1/2k=21

We move all terms to the left:

15-1/2k-(21)=0



Domain of the equation: 2k!=0

k!=0/2

k!=0

k∈R



We add all the numbers together, and all the variables

-1/2k-6=0

We multiply all the terms by the denominator


-6*2k-1=0

Wy multiply elements

-12k-1=0

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

-12k=1

k=1/-12

k=-1/12

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