SOLUTION: solve quadratic formula to solve the equation with steps 3x^2-4x-7=0

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Question 609024: solve quadratic formula to solve the equation with steps
3x^2-4x-7=0
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi

3x^2-4x-7=0

using the Quadratic formula:

x+=+%28-b+%2B-+sqrt%28+b%5E2-4%2Aa%2Ac+%29%29%2F%282%2Aa%29+

x+=+%284+%2B-+sqrt%28+16%2B84+%29%29%2F%286%29+

x+=+%284+%2B-+sqrt%28+100%29%29%2F%286%29+

x+=+%284+%2B-+10%29%2F%286%29+

   x = 15/6 = 5/2

   x = -6/6 = -1

  x = -1,5/2