Answer:
One
Step-by-step explanation:
Set each equations equal to each other


Find the discrimant.

This means there is one real solution. Since the discramnt equal 0.
Answer:
{x, y, z} = {-4, 2, 4}
<u>i think this is the answer</u>
Answer:
Step-by-step explanation:
x - 9 = 17
x = 26
the answer is D
Answer:
5
Step-by-step explanation:
A device extracts 37 liters of water per day
Therefore the number of days it will take to extract 185 liters can be calculated as follows
= 185/37
= 5
Hence it would take 5 days