Add. Combine like terms, and write the answer in descending order.(6y2 - 8) + (-3y2 - 16)
A. 3y2 + 24
B. -18y2 + 128
C. 3y4 - 24
D. 3y2 - 24
Answer: D
Mathematics
A. 3y2 + 24
B. -18y2 + 128
C. 3y4 - 24
D. 3y2 - 24
Answer: D