x2+7x=x2+6x+9

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Solution for x2+7x=x2+6x+9 equation: 



x2+7x=x2+6x+9

We move all terms to the left:

x2+7x-(x2+6x+9)=0

We add all the numbers together, and all the variables

-(+x^2+6x+9)+x2+7x=0

We add all the numbers together, and all the variables

x^2-(+x^2+6x+9)+7x=0

We get rid of parentheses

x^2-x^2-6x+7x-9=0

We add all the numbers together, and all the variables

x-9=0

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

x=9

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