issamehla10 issamehla10 31-10-2020 Mathematics contestada Polynomial A: 4z + 724 - 7y+7 Polynomial B: 2.c + 12y - 12z - 7 What will be the coefficients for x, y, and z in the resulting sum? Select all that apply. -8 -5 -5 2 5 9 Asse 16 Sect GO BACK SUBMIT AND CONTINUE 284691-1307