nadiamarisa
nadiamarisa nadiamarisa
  • 26-12-2020
  • Mathematics
contestada

(5x+1)(x)=(x+5)(x+3)​

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jesusm1
jesusm1 jesusm1
  • 26-12-2020

Answer:

  1. Factor out the results of each side
  2. First half: 5x^2 + x
  3. Second half: x^2+3x+5x+15 =x^2+8x+15
  4. Combine results
  5. 5x^2+x= x^2+ 8x+15
  6. 4x^2 = 7x+15
  7. x= -5/4 and 3
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