-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 add all the numbers together, and all the variables

-(-3x-18)-78=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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