2(3x-4)-12=-21

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Solution for 2(3x-4)-12=-21 equation: 



2(3x-4)-12=-21

We move all terms to the left:

2(3x-4)-12-(-21)=0

We add all the numbers together, and all the variables

2(3x-4)+9=0

We multiply parentheses

6x-8+9=0

We add all the numbers together, and all the variables

6x+1=0

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

6x=-1

x=-1/6

x=-1/6

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