-12.9x-3.9=56-9.9x

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Solution for -12.9x-3.9=56-9.9x equation: 



-12.9x-3.9=56-9.9x

We move all terms to the left:

-12.9x-3.9-(56-9.9x)=0

We add all the numbers together, and all the variables

-12.9x-(-9.9x+56)-3.9=0

We get rid of parentheses

-12.9x+9.9x-56-3.9=0

We add all the numbers together, and all the variables

-3x-59.9=0

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

-3x=59.9

x=59.9/-3

x=-19+2.9/3

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