20-3x=9-7x

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Solution for 20-3x=9-7x equation: 



20-3x=9-7x

We move all terms to the left:

20-3x-(9-7x)=0

We add all the numbers together, and all the variables

-3x-(-7x+9)+20=0

We get rid of parentheses

-3x+7x-9+20=0

We add all the numbers together, and all the variables

4x+11=0

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

4x=-11

x=-11/4

x=-2+3/4

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