SOLUTION: Solve 4x^3-20x^2=-25x

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Question 302442: Solve 4x^3-20x^2=-25x
Answer by london maths tutor(243) About Me  (Show Source):
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4x%5E3+-+20x%5E2+%2B+25x+=+0+
x%284x%5E2+-+20x+%2B+25%29+=+0+

x%282x-5%29%282x-5%29+=+0+
x = 0
or
2x-5 = 0
x = - 5/2 = -2 1/2
Answer: x = 0 and -2 1/2