(3x/8)+9=21

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Solution for (3x/8)+9=21 equation:



(3x/8)+9=21
We move all terms to the left:
(3x/8)+9-(21)=0
We add all the numbers together, and all the variables
(+3x/8)+9-21=0
We add all the numbers together, and all the variables
(+3x/8)-12=0
We get rid of parentheses
3x/8-12=0
We multiply all the terms by the denominator
3x-12*8=0
We add all the numbers together, and all the variables
3x-96=0
We move all terms containing x to the left, all other terms to the right
3x=96
x=96/3
x=32

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