16r-r/7=21

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



16r-r/7=21

We move all terms to the left:

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

We multiply all the terms by the denominator


16r*7-r-21*7=0

We add all the numbers together, and all the variables

-1r+16r*7-147=0

Wy multiply elements

-1r+112r-147=0

We add all the numbers together, and all the variables

111r-147=0

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

111r=147

r=147/111

r=1+12/37

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