(x+2)(4x-1)+2x-4x^2=54

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Solution for (x+2)(4x-1)+2x-4x^2=54 equation: 



(x+2)(4x-1)+2x-4x^2=54

We move all terms to the left:

(x+2)(4x-1)+2x-4x^2-(54)=0

We add all the numbers together, and all the variables

-4x^2+2x+(x+2)(4x-1)-54=0

We multiply parentheses ..

-4x^2+(+4x^2-1x+8x-2)+2x-54=0

We get rid of parentheses

-4x^2+4x^2-1x+8x+2x-2-54=0

We add all the numbers together, and all the variables

9x-56=0

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

9x=56

x=56/9

x=6+2/9

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