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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