Answer:
A, -475ft
Step-by-step explanation:
3/4
3/4 = .75
4/10 = .40
2/5 = .40
1/3 = .33
sales tax = $3.9
total cost = $68.9
tax = 65*0.06 = 3.9
total cost = 3.9 + 65 = 68.9
Plug in -5 for x
f(-5) = -9(-5) + 3
Simplify
-9 x -5 = 45
45 + 3 = 48
f(-5) = 48
hope this helps
