3x/4-6=21

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Solution for 3x/4-6=21 equation:



3x/4-6=21
We move all terms to the left:
3x/4-6-(21)=0
We add all the numbers together, and all the variables
3x/4-27=0
We multiply all the terms by the denominator
3x-27*4=0
We add all the numbers together, and all the variables
3x-108=0
We move all terms containing x to the left, all other terms to the right
3x=108
x=108/3
x=36

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