-3/4k=-21

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Solution for -3/4k=-21 equation: 



-3/4k=-21

We move all terms to the left:

-3/4k-(-21)=0



Domain of the equation: 4k!=0

k!=0/4

k!=0

k∈R



We add all the numbers together, and all the variables

-3/4k+21=0

We multiply all the terms by the denominator


21*4k-3=0

Wy multiply elements

84k-3=0

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

84k=3

k=3/84

k=1/28

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