100x-10x=72.2-7.2

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Solution for 100x-10x=72.2-7.2 equation: 



100x-10x=72.2-7.2

We move all terms to the left:

100x-10x-(72.2-7.2)=0

We add all the numbers together, and all the variables

100x-10x-65=0

We add all the numbers together, and all the variables

90x-65=0

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

90x=65

x=65/90

x=13/18

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