saphiresword17 saphiresword17
  • 12-01-2023
  • Mathematics
contestada

simplify. (9x2- 8x-3) + (2x+8)

A. 11x + 10x +5
B. 9x2-6x+5
C. 9x2+10x-11
D. 11x2-6x-11

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