7x-9=72

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Solution for 7x-9=72 equation: 



7x-9=72

We move all terms to the left:

7x-9-(72)=0

We add all the numbers together, and all the variables

7x-81=0

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

7x=81

x=81/7

x=11+4/7

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