Answer:
1000?
10x10x10x10?
don't really get it, but prob the second one.
Answer:
x and z is 16, y is 24
Step-by-step explanation:
divide the bigger measures by 2
Answer:
It should be x=11 instead of x=-11, so he is not correct because he made a sign error.
Step-by-step explanation:
I took the test
You divide both sides by 14:

Answer:
Joint variation
Step-by-step explanation: