Ok so you need to multiply the length, width, and height together for each one.
Bill: 8 x 20 x 6 = 960
Martin: 4 x 15 x 16 = 960
So Bill is right, they both have the same volume.
6x - 5y = 5
3x + 5y = 4
----------------add
9x = 9
x = 9/9
x = 1 <===
Answer:
-4x + 3y + z + 2
Step-by-step explanation:
