3x+6x=20-3x+4x

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Solution for 3x+6x=20-3x+4x equation: 



3x+6x=20-3x+4x

We move all terms to the left:

3x+6x-(20-3x+4x)=0

We add all the numbers together, and all the variables

3x+6x-(x+20)=0

We add all the numbers together, and all the variables

9x-(x+20)=0

We get rid of parentheses

9x-x-20=0

We add all the numbers together, and all the variables

8x-20=0

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

8x=20

x=20/8

x=2+1/2

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