Answer:
this hard
Step-by-step explanation:
Answer:
No real roots
Step-by-step explanation:
The given equations are:


We make y the subject in the first equation to get

We substitute into the second expression to get:

We expand to get:

Multiply through by 4 to get:


The discriminant is given by 


Since the discriminant is less than zero, the two curves never intersects.
Therefore the system has no real roots
Answer:
if the signs are the sama, add the numbers
5/5 - 3/5 = 2/5 (left)
2/5 x 1/4 gallon = 1/10 gallon
Ans: 1/10 gallon
Answer: it’s 28 for sure
Step-by-step explanation: