zhonibear8225 zhonibear8225
  • 05-06-2018
  • Mathematics
contestada

Find the sum: (3x2 + 5x − 8) + (5x2 − 13x − 5)

8x2 + 8x − 13
8x2 − 8x + 13
8x2 − 8x − 13
8x2 − x − 13

Respuesta :

SINAZEUS
SINAZEUS SINAZEUS
  • 05-06-2018
the third one is true




good luck
Answer Link
mathstudent55
mathstudent55 mathstudent55
  • 05-06-2018
(3x^2 + 5x − 8) + (5x^2 − 13x − 5)


      3x^2   + 5x − 8
+    5x^2 − 13x − 5
----------------------------
      8x^2   - 8x  - 13

The answer is choice C: 
8x^2 − 8x − 13
Answer Link

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