1,2x-2=7+.9x

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Solution for 1,2x-2=7+.9x equation: 



1.2x-2=7+.9x

We move all terms to the left:

1.2x-2-(7+.9x)=0

We add all the numbers together, and all the variables

1.2x-(.9x+7)-2=0

We get rid of parentheses

1.2x-.9x-7-2=0

We add all the numbers together, and all the variables

0.3x-9=0

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

0.3x=9

x=9/0.3

x=30

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