Answer:
V=a^3
Step-by-step explanation:
The volume of a cube is found by multiplying the length, width, and height. A cube has the same length, width and height. In this case is it 9, so you multiply 9 by 9, three times, obtaining 729, which is your volume.
V=9^3
9x9x9
V=729
Answer: 4a+6b=ab
Step-by-step explanation:
2x + 12y = -1
12y = -1 - 2x
y = -1/6x - 1/12