Replace x with 5 in each equation then subtract:
f(x) = 2(5)^2 - 4(5) = 30
g(x) = 5-2(5) = -5
f(x) - g(x) = 30 - - 5 = 30 +5 = 35
The answer is C. 35
Answer:
20
Step-by-step explanation: