jjsmith1555 jjsmith1555 09-11-2020 Mathematics contestada which equation is true? A) (12 + 17) - 9 = (23 -7) + 4 B) 12+ (17 -9) = 23 - (7 + 4) C) ( 12+ 17) - 9 = 23 - ( 7+4) D) 2+ (17 - 9) = 23 - (7+4)