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cctsmera cctsmera
  • 20-05-2015
  • Mathematics
Answered

what is the answer to 2x^2 - 3x - 15 = 5

Verified Answer :

hunaifirst hunaifirst
  • 21-05-2015

2x²-3x-15=5
2x²-3x-15-5=0
2x²-3x-20=0
½(2x+5)(2x-8)

-2x=-5
x=-5/2


2x-8=0
2x=8
x=4




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