Answer:
B) h(x) = –2x + 200
Step-by-step explanation:
f(x) = 3x + 400
g(x) = 5x + 200
f(x) - g(x) = 3x + 400 - (5x + 200) = -2x + 200
according to coordinates the answer to that question should be 4,-4
y=20,000-.10x
with x being the number of years
