5x-2x+7x-1=20+3x

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Solution for 5x-2x+7x-1=20+3x equation: 



5x-2x+7x-1=20+3x

We move all terms to the left:

5x-2x+7x-1-(20+3x)=0

We add all the numbers together, and all the variables

5x-2x+7x-(3x+20)-1=0

We add all the numbers together, and all the variables

10x-(3x+20)-1=0

We get rid of parentheses

10x-3x-20-1=0

We add all the numbers together, and all the variables

7x-21=0

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

7x=21

x=21/7

x=3

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