1.2x+9=0.3x

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Solution for 1.2x+9=0.3x equation: 



1.2x+9=0.3x

We move all terms to the left:

1.2x+9-(0.3x)=0

We add all the numbers together, and all the variables

1.2x-(+0.3x)+9=0

We get rid of parentheses

1.2x-0.3x+9=0

We add all the numbers together, and all the variables

0.9x+9=0

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

0.9x=-9

x=-9/0.9

x=-10

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