Answer:
P = F + 5
Step-by-step explanation:
Phineas' nose is equivilent to Ferb's nose plus five
Given:
Polynomial 
To find:
The values of x.
Solution:

Quadratic equation formula:

Here
.
Substitute the values in the formula, we get




Option E and option F are the roots of the polynomial.
The values of x are
.
Answer:
Line A
Step-by-step explanation:
Line A has a constant of proportionality (slope) of 4.
First you convert 20% into a decimal which is 0.2 and multiply that by 42 and you get 8.4, that's the discount. Then you subtract 8.4 from 42 and get $33.60 which is your answer. Hope this helps!!
which math problem?? There is many on the picture