78=x-2

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Solution for 78=x-2 equation: 



78=x-2

We move all terms to the left:

78-(x-2)=0

We get rid of parentheses

-x+2+78=0

We add all the numbers together, and all the variables

-1x+80=0

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

-x=-80

x=-80/-1

x=+80

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