3^2-42x+78=0

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Solution for 3^2-42x+78=0 equation: 



3^2-42x+78=0

We add all the numbers together, and all the variables

-42x+87=0

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

-42x=-87

x=-87/-42

x=2+1/14

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