5x=20-7x=7(3+x)-3x

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Solution for 5x=20-7x=7(3+x)-3x equation: 



5x=20-7x=7(3+x)-3x

We move all terms to the left:

5x-(20-7x)=0

We add all the numbers together, and all the variables

5x-(-7x+20)=0

We get rid of parentheses

5x+7x-20=0

We add all the numbers together, and all the variables

12x-20=0

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

12x=20

x=20/12

x=1+2/3

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