2.5x-3=4.2

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Solution for 2.5x-3=4.2 equation: 



2.5x-3=4.2

We move all terms to the left:

2.5x-3-(4.2)=0

We add all the numbers together, and all the variables

2.5x-7.2=0

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

2.5x=7.2

x=7.2/2.5

x=2+1/1.1363636363636

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