7x-9-11=3x+42x

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Solution for 7x-9-11=3x+42x equation: 



7x-9-11=3x+42x

We move all terms to the left:

7x-9-11-(3x+42x)=0

We add all the numbers together, and all the variables

7x-(+45x)-9-11=0

We add all the numbers together, and all the variables

7x-(+45x)-20=0

We get rid of parentheses

7x-45x-20=0

We add all the numbers together, and all the variables

-38x-20=0

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

-38x=20

x=20/-38

x=-10/19

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