1.3x+4.2=8.1

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Solution for 1.3x+4.2=8.1 equation: 



1.3x+4.2=8.1

We move all terms to the left:

1.3x+4.2-(8.1)=0

We add all the numbers together, and all the variables

1.3x-3.9=0

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

1.3x=3.9

x=3.9/1.3

x=3+-4.4408920985006E-16/1.3

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