(x+4)(x+)=(x+2)(x+1)

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



(x+4)(x+)=(x+2)(x+1)
We move all terms to the left:
(x+4)(x+)-((x+2)(x+1))=0
We add all the numbers together, and all the variables
(x+4)(+x)-((x+2)(x+1))=0
We multiply parentheses ..
(+x^2+4x)-((x+2)(x+1))=0
We calculate terms in parentheses: -((x+2)(x+1)), so:
(x+2)(x+1)
We multiply parentheses ..
(+x^2+x+2x+2)
We get rid of parentheses
x^2+x+2x+2
We add all the numbers together, and all the variables
x^2+3x+2
Back to the equation:
-(x^2+3x+2)
We get rid of parentheses
x^2-x^2+4x-3x-2=0
We add all the numbers together, and all the variables
x-2=0
We move all terms containing x to the left, all other terms to the right
x=2

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