3-2x(5-2x)=4x2+x-20

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Solution for 3-2x(5-2x)=4x2+x-20 equation: 



3-2x(5-2x)=4x^2+x-20

We move all terms to the left:

3-2x(5-2x)-(4x^2+x-20)=0

We add all the numbers together, and all the variables

-2x(-2x+5)-(4x^2+x-20)+3=0

We multiply parentheses

4x^2-10x-(4x^2+x-20)+3=0

We get rid of parentheses

4x^2-4x^2-10x-x+20+3=0

We add all the numbers together, and all the variables

-11x+23=0

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

-11x=-23

x=-23/-11

x=2+1/11

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