0.3x+4.2=0.1x+40.3x+4.2=0.1x+4

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Solution for 0.3x+4.2=0.1x+40.3x+4.2=0.1x+4 equation: 



0.3x+4.2=0.1x+40.3x+4.2=0.1x+4

We move all terms to the left:

0.3x+4.2-(0.1x+40.3x+4.2)=0

We add all the numbers together, and all the variables

0.3x-(40.4x+4.2)+4.2=0

We get rid of parentheses

0.3x-40.4x-4.2+4.2=0

We add all the numbers together, and all the variables

-40.1x=0

x=0/-40.1

x=0

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