3x-7=7x+20

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



3x-7=7x+20
We move all terms to the left:
3x-7-(7x+20)=0
We get rid of parentheses
3x-7x-20-7=0
We add all the numbers together, and all the variables
-4x-27=0
We move all terms containing x to the left, all other terms to the right
-4x=27
x=27/-4
x=-6+3/4

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