Really need help! Brainliest to correct!

Total profit is defined as total revenue, R(x), minus total cost, C(x), and is given by the function P(x) = R(x) - C(x). Given R(x) = 59x - 0.3x^2 and C(x) = 3x + 14, Find each of the following,

P(x)= __?
R(80)= __?
C(80)=__?
P(80)=__?