Answer:
f(9)=-22-9(9)+20=-83
Step-by-step explanation:
f(9) means x = 9, Just substitute 9 into the function.
-9(9) = -81
-22-81+20 = -83
Answer:
0.0074
Step-by-step explanation:
google :/
Answer:
13.23 is 31.50 percent of 42 and the price they dropped down was $10.5
Step-by-step explanation:
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