8.1+3.8x-5.4x=-7.2

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Solution for 8.1+3.8x-5.4x=-7.2 equation: 



8.1+3.8x-5.4x=-7.2

We move all terms to the left:

8.1+3.8x-5.4x-(-7.2)=0

We add all the numbers together, and all the variables

-1.6x+15.3=0

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

-1.6x=-15.3

x=-15.3/-1.6

x=9+0.9/1.6

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