Answer:
x=1 y=-5 x=3 y=-9 x=0 =-3
Step-by-step explanation
Hope it helps!

We know |x| ≥ 0 for all real numbers. Therefore your answer is x ∈ ∅ (no solution).
Answer:
500
or around 1570
Step-by-step explanation:
The formula for a volume of a cylinder is 
Answer:
I think it's 64.95. double check it