78=3x+18

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Solution for 78=3x+18 equation: 



78=3x+18

We move all terms to the left:

78-(3x+18)=0

We get rid of parentheses

-3x-18+78=0

We add all the numbers together, and all the variables

-3x+60=0

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

-3x=-60

x=-60/-3

x=+20

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