.3x-15=12+x

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Solution for .3x-15=12+x equation: 



.3x-15=12+x

We move all terms to the left:

.3x-15-(12+x)=0

We add all the numbers together, and all the variables

.3x-(x+12)-15=0

We get rid of parentheses

.3x-x-12-15=0

We add all the numbers together, and all the variables

-0.7x-27=0

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

-0.7x=27

x=27/-0.7

x=-38+0.4/0.7

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