cierrakwoods1
cierrakwoods1
18-04-2019
Mathematics
contestada
Help for 10 points!!
Respuesta :
mkryukova19
mkryukova19
18-04-2019
Answer:
(D) 10x² +2x - 9
Step-by-step explanation:
3x² + 2x - 5
+ 7x² - 4
10x² +2x - 9
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