X+3y=128X-1+2y=27

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Solution for X+3y=128X-1+2y=27 equation: 



X+3X=128X-1+2X=27

We move all terms to the left:

X+3X-(128X-1+2X)=0

We add all the numbers together, and all the variables

X+3X-(130X-1)=0

We add all the numbers together, and all the variables

4X-(130X-1)=0

We get rid of parentheses

4X-130X+1=0

We add all the numbers together, and all the variables

-126X+1=0

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

-126X=-1

X=-1/-126

X=1/126

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