2x+0.5x-3=20

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Solution for 2x+0.5x-3=20 equation: 



2x+0.5x-3=20

We move all terms to the left:

2x+0.5x-3-(20)=0

We add all the numbers together, and all the variables

2.5x-23=0

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

2.5x=23

x=23/2.5

x=9+0.5/2.5

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