8.7x-1.4=42.1

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Solution for 8.7x-1.4=42.1 equation: 



8.7x-1.4=42.1

We move all terms to the left:

8.7x-1.4-(42.1)=0

We add all the numbers together, and all the variables

8.7x-43.5=0

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

8.7x=43.5

x=43.5/8.7

x=5

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