We're told x=-5 and y=11 and asked to evaluate a few expressions. That just means substitute these values into the expressions and compute the exact numerical answer.
Answer: 94
x to the power of 3

Answer: -125
•6y to the power of 2
Probably means

Answer: 726

Answer: 35
•(y-x) to the power of 2

Answer: 256
m_3 is (7x-4)°
Step-by-step explanation:
which is that m_3 is(7x -4)°.
The sample is A because the stores conduct prices not students.