-7/2c=21

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Solution for -7/2c=21 equation: 



-7/2c=21

We move all terms to the left:

-7/2c-(21)=0



Domain of the equation: 2c!=0

c!=0/2

c!=0

c∈R



We multiply all the terms by the denominator


-21*2c-7=0

Wy multiply elements

-42c-7=0

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

-42c=7

c=7/-42

c=-1/6

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