3(2x-1)+18=21

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Solution for 3(2x-1)+18=21 equation: 



3(2x-1)+18=21

We move all terms to the left:

3(2x-1)+18-(21)=0

We add all the numbers together, and all the variables

3(2x-1)-3=0

We multiply parentheses

6x-3-3=0

We add all the numbers together, and all the variables

6x-6=0

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

6x=6

x=6/6

x=1

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