Answer:

Step-by-step explanation:
we are given
y varies directly as x
so, we can write equation as

where
k is constant of proportionality
We have
at x=-1 , y=6
so, we can use it to find k

so, we get

now, we can plug it back

now, we can plug x=5
and we get


The correct answer is 35.2 because when you arrange them in order from least to greatest, the middle is 35.2
Answer:
the new perimeter will be 1/3 time the perimeter of the original rectangle
Step-by-step explanation:
Answer:
15
Step-by-step explanation:

Cross multiply to get 25x = 375
Divide each side by 25 to get x = 15
Infinitely many? Arrows indicate that the graph goes on continuously without a stopping point, even in parabolas.