20-3x=7x+-3x

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Solution for 20-3x=7x+-3x equation: 



20-3x=7x+-3x

We move all terms to the left:

20-3x-(7x+-3x)=0

We add all the numbers together, and all the variables

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

We get rid of parentheses

-3x-4x+20=0

We add all the numbers together, and all the variables

-7x+20=0

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

-7x=-20

x=-20/-7

x=2+6/7

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