(3x-18)/5=21

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Solution for (3x-18)/5=21 equation: 



(3x-18)/5=21

We move all terms to the left:

(3x-18)/5-(21)=0

We multiply all the terms by the denominator


(3x-18)-21*5=0

We add all the numbers together, and all the variables

(3x-18)-105=0

We get rid of parentheses

3x-18-105=0

We add all the numbers together, and all the variables

3x-123=0

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

3x=123

x=123/3

x=41

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