-15x+12+3(2x-6)=3x-(21x-1)+2=

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Solution for -15x+12+3(2x-6)=3x-(21x-1)+2= equation: 



-15x+12+3(2x-6)=3x-(21x-1)+2=

We move all terms to the left:

-15x+12+3(2x-6)-(3x-(21x-1)+2)=0

We multiply parentheses

-15x+6x-(3x-(21x-1)+2)-18+12=0



We calculate terms in parentheses: -(3x-(21x-1)+2), so:

3x-(21x-1)+2

We get rid of parentheses

3x-21x+1+2

We add all the numbers together, and all the variables

-18x+3

Back to the equation:

-(-18x+3)



We add all the numbers together, and all the variables

-9x-(-18x+3)-6=0

We get rid of parentheses

-9x+18x-3-6=0

We add all the numbers together, and all the variables

9x-9=0

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

9x=9

x=9/9

x=1

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