13x-9=72

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Solution for 13x-9=72 equation: 



13x-9=72

We move all terms to the left:

13x-9-(72)=0

We add all the numbers together, and all the variables

13x-81=0

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

13x=81

x=81/13

x=6+3/13

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