Y=x*2+4x+9

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Solution for Y=x*2+4x+9 equation: 



=Y*2+4Y+9

We move all terms to the left:

-(Y*2+4Y+9)=0

We add all the numbers together, and all the variables

-(4Y+Y*2+9)=0

We get rid of parentheses

-4Y-Y*2-9=0

Wy multiply elements

-4Y-2Y-9=0

We add all the numbers together, and all the variables

-6Y-9=0

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

-6Y=9

Y=9/-6

Y=-1+1/2

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