7r+19=12r*3

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Solution for 7r+19=12r*3 equation: 



7r+19=12r*3

We move all terms to the left:

7r+19-(12r*3)=0

We add all the numbers together, and all the variables

7r-(+12r*3)+19=0

We get rid of parentheses

7r-12r*3+19=0

Wy multiply elements

7r-36r+19=0

We add all the numbers together, and all the variables

-29r+19=0

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

-29r=-19

r=-19/-29

r=19/29

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