2.1x-1=72.5

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Solution for 2.1x-1=72.5 equation: 



2.1x-1=72.5

We move all terms to the left:

2.1x-1-(72.5)=0

We add all the numbers together, and all the variables

2.1x-73.5=0

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

2.1x=73.5

x=73.5/2.1

x=35

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