Answer:
A)
3a2 – 2b2 – 2c2 – ab + 5ac + 5bc

The width is 9.982 cm and the area is 34.07 and the diagonal is 9.52 I have I answered what you’re asking.
The answer to this is A. 650. You find the surface area of the two cubes, then the rectangular prism, then you add them together.<span />
Answer:
Step-by-step explanation:
A.
C.
7(x - 3) + 3(4 - x) = -8
7x - 21 + 12 - 3x = -8
7x - 3x = -8 + 21 - 12
4x = 1
x = 1/4