SOLUTION: If I'd have to pay tax on everything I dont understand in algebra, then i would be bankrupted lol maybe someone could explain this to me =) -3x(x^2+2) (my answer was x^2= -6, bu

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: If I'd have to pay tax on everything I dont understand in algebra, then i would be bankrupted lol maybe someone could explain this to me =) -3x(x^2+2) (my answer was x^2= -6, bu      Log On


   



Question 170110: If I'd have to pay tax on everything I dont understand in algebra, then i would be bankrupted lol maybe someone could explain this to me =)
-3x(x^2+2) (my answer was x^2= -6, but as you might have guessed my answer is wrong)

Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
-3x(x^2+2) (my answer was x^2= -6, but as you might have guessed my answer is wrong)
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-3x(x^2+2)
Mulitply both terms by -3x
-3x%28x%5E2%2B2%29+=+-3x%2Ax%5E2+%2B+%28-3x%29%2A2
=-3x%5E3+-+6x