-21+2/7r=-22

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Solution for -21+2/7r=-22 equation: 



-21+2/7r=-22

We move all terms to the left:

-21+2/7r-(-22)=0



Domain of the equation: 7r!=0

r!=0/7

r!=0

r∈R



We add all the numbers together, and all the variables

2/7r+1=0

We multiply all the terms by the denominator


1*7r+2=0

Wy multiply elements

7r+2=0

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

7r=-2

r=-2/7

r=-2/7

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