The equation (x-2) (x+1) = (x-1) (x+3)_quadratic equation
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x=1
Step-by-step explanation:
(x-2)(x+1)=(x-1)(x+3)
== x(x+1)-2(x+1)=x(x+3)-1(x+3)
== x^2+x-2x-2=x^2+3x-x-3
== x^2-x-2=x^2+2x-3
== x^2-x-x^2-2x=+2-3
== -x=-1
== x=1
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