1.2-2=7+0.9x

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Solution for 1.2-2=7+0.9x equation: 



1.2-2=7+0.9x

We move all terms to the left:

1.2-2-(7+0.9x)=0

We add all the numbers together, and all the variables

-(0.9x+7)+1.2-2=0

We add all the numbers together, and all the variables

-(0.9x+7)-0.8=0

We get rid of parentheses

-0.9x-7-0.8=0

We add all the numbers together, and all the variables

-0.9x-7.8=0

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

-0.9x=7.8

x=7.8/-0.9

x=-8+0.6/0.9

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