Answer:
-xz - 2x²- 2yz
Step-by-step explanation:
Multiply out (x-2y)z-2x(x+z)
(x - 2y)z - 2x( x + z)
Rearrange
z(x - 2y) - 2x(x + z)
Open bracket by multiplying by letters outside bracket
xz - 2yz - 2x² - 2xz
Collect like terms
xz -2xz - 2x² - 2yz
-xz - 2x² - 2yz
I hope this was helpful, Please mark as brainliest.
Answer: Bethany is not correct
Step-by-step explanation:
The volume of the box is the product of its three dimensions, length, width, and height. The product of a number of "inches" and a "pure number" (3 has no units given) will not be "cubic inches."
_____
As it happens, the cube-shaped box with a volume of 27 cubic inches will have a height of 3 inches and a side area of 9 square inches. The edge length of the cube is 3 inches, not 9.
I believe that The answer is 8feet
Answer:
Number 4: Using Pythagoras Theorem,

Number 5:

3:
It is a right triangle
4:
Not a right triangle
For the last one:

Rounded down (because the answer needs to be a whole number) is 21
Answer:
A
Step-by-step explanation:
5/44=0.11kg