X-3*3x=13

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Solution for X-3*3x=13 equation: 



X-3*3X=13

We move all terms to the left:

X-3*3X-(13)=0

Wy multiply elements

X-9X-13=0

We add all the numbers together, and all the variables

-8X-13=0

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

-8X=13

X=13/-8

X=-1+5/8

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