7x+0.9=12x-4

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Solution for 7x+0.9=12x-4 equation: 



7x+0.9=12x-4

We move all terms to the left:

7x+0.9-(12x-4)=0

We get rid of parentheses

7x-12x+4+0.9=0

We add all the numbers together, and all the variables

-5x+4.9=0

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

-5x=-4.9

x=-4.9/-5

x=2.5789473684211/2.6315789473684

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