5=r-42/9

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Solution for 5=r-42/9 equation: 



5=r-42/9

We move all terms to the left:

5-(r-42/9)=0

We add all the numbers together, and all the variables

-(+r-42/9)+5=0

We get rid of parentheses

-r+5+42/9=0

We multiply all the terms by the denominator


-r*9+42+5*9=0

We add all the numbers together, and all the variables

-r*9+87=0

Wy multiply elements

-9r+87=0

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

-9r=-87

r=-87/-9

r=9+2/3

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