7x-15=78

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Solution for 7x-15=78 equation: 



7x-15=78

We move all terms to the left:

7x-15-(78)=0

We add all the numbers together, and all the variables

7x-93=0

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

7x=93

x=93/7

x=13+2/7

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