-4.2x+31.5=47.2

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Solution for -4.2x+31.5=47.2 equation: 



-4.2x+31.5=47.2

We move all terms to the left:

-4.2x+31.5-(47.2)=0

We add all the numbers together, and all the variables

-4.2x-15.7=0

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

-4.2x=15.7

x=15.7/-4.2

x=-3+2.81818181818/3.81818181818

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