(-21/7p=-3

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Solution for (-21/7p=-3 equation: 



(-21/7p=-3

We move all terms to the left:

(-21/7p-(-3)=0



Domain of the equation: 7p-(-3)!=0

p∈R



We multiply all the terms by the denominator


(-21=0

We add all the numbers together, and all the variables

=0

p=0/1

p=0

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