x^+2x+1=4x^-12x+9

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Solution for x^+2x+1=4x^-12x+9 equation: 



x^+2x+1=4x^-12x+9

We move all terms to the left:

x^+2x+1-(4x^-12x+9)=0

We add all the numbers together, and all the variables

3x-(4x^-12x+9)+1=0

We get rid of parentheses

3x-4x^+12x-9+1=0

We add all the numbers together, and all the variables

11x-8=0

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

11x=8

x=8/11

x=8/11

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