Answer:
-1
Step-by-step explanation:
-5-15+4+15
=-20+19
=-1
Answer:29
24
volume formula= l x w x h
Box A:
4 x 3 x 4 = 48
Box B: 48/2 = 24
Answer: x4
i got -2y + 3/2 x + 7/4
so I think is d