9-18+x=0.3x

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Solution for 9-18+x=0.3x equation: 



9-18+x=0.3x

We move all terms to the left:

9-18+x-(0.3x)=0

We add all the numbers together, and all the variables

x-(+0.3x)+9-18=0

We add all the numbers together, and all the variables

x-(+0.3x)-9=0

We get rid of parentheses

x-0.3x-9=0

We add all the numbers together, and all the variables

0.7x-9=0

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

0.7x=9

x=9/0.7

x=12+0.6/0.7

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