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x≠2 ∧ x≠0
x(x+3)=(x-2)(x-1)
x²+3x=x²-x-2x+2
x²+3x=x²-3x+2
x²+3x-x²+3x=2
6x=2 /:6
x=2/6
x=1/3
Pierwiastkiem rownznia jest x=1/3