20x-11=7x-7

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Solution for 20x-11=7x-7 equation: 



20x-11=7x-7

We move all terms to the left:

20x-11-(7x-7)=0

We get rid of parentheses

20x-7x+7-11=0

We add all the numbers together, and all the variables

13x-4=0

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

13x=4

x=4/13

x=4/13

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