0.75x+9=0.25x+21

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Solution for 0.75x+9=0.25x+21 equation: 



0.75x+9=0.25x+21

We move all terms to the left:

0.75x+9-(0.25x+21)=0

We get rid of parentheses

0.75x-0.25x-21+9=0

We add all the numbers together, and all the variables

0.5x-12=0

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

0.5x=12

x=12/0.5

x=24

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