you would just add both of them together so the weight would be 7.69 Ibs
Answer:
6.50x + 5 = 21.25 is the answer
Step-by-step explanation:
x=2.5
a=4
6500 cm^3.
That would be the volume of the large box - the volume of the cube
= 15*25*20 - 10^3
= 7500 - 1000
= 6500 cm^3.