16-1/7r=21

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Solution for 16-1/7r=21 equation: 



16-1/7r=21

We move all terms to the left:

16-1/7r-(21)=0



Domain of the equation: 7r!=0

r!=0/7

r!=0

r∈R



We add all the numbers together, and all the variables

-1/7r-5=0

We multiply all the terms by the denominator


-5*7r-1=0

Wy multiply elements

-35r-1=0

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

-35r=1

r=1/-35

r=-1/35

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