3X+y=19X+y=9

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Solution for 3X+y=19X+y=9 equation: 



3X+X=19X+X=9

We move all terms to the left:

3X+X-(19X+X)=0

We add all the numbers together, and all the variables

3X+X-(+20X)=0

We add all the numbers together, and all the variables

4X-(+20X)=0

We get rid of parentheses

4X-20X=0

We add all the numbers together, and all the variables

-16X=0

X=0/-16

X=0

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