⚠️⚠️HELP DUE IN 3 HOURS⚠️⚠️

If f(1)=10 and f(n)=-2f(n-1) then find the value of f(5)

f(6)=-2f(6-1)

f(6)=-2f(5)

Step-by-step explanation:not sure still

step-by-step explanation:

10.50 + taxes which added up to 11.50

total amount of money that he should pay if he has not used his duty free exemption is $98

step-by-step explanation:

given a united states citizen returning to the states declares the following items at the customs office: 3 shirts at $8.50 each 2 dresses at $27.50 each 1 pair of gold cuff links at $17.50 per pair. we have to find how much he pay

cost of 3 shirts if one cost at $8.50 is

cost of 2 dresses if one cost at $27.50 is  

cost of 1 pair of gold cuff at $17.50

so, total amount of money that he should pay if he has not used his duty free exemption is   $25.5+$55+$17.50=$98