4.2x-3.8=40

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Solution for 4.2x-3.8=40 equation: 



4.2x-3.8=40

We move all terms to the left:

4.2x-3.8-(40)=0

We add all the numbers together, and all the variables

4.2x-43.8=0

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

4.2x=43.8

x=43.8/4.2

x=10+1/2.3333333333333

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