2x-1+3x=4x+20

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Solution for 2x-1+3x=4x+20 equation: 



2x-1+3x=4x+20

We move all terms to the left:

2x-1+3x-(4x+20)=0

We add all the numbers together, and all the variables

5x-(4x+20)-1=0

We get rid of parentheses

5x-4x-20-1=0

We add all the numbers together, and all the variables

x-21=0

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

x=21

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