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Answer:
see attached
Step-by-step explanation:
The amount financed (A) is the cost less the down payment.
The amount repaid (B) is the monthly payment times the number of months.
The finance charge (C) is the difference between the amount repaid and the loan amount.
The total cost (D) is the sum of the cost of the car and the finance charge.
Let s and l be the price of small and large dishes. The first equation is
While the second equation is
(I assume that you meant "4 small dishes and 3 large dishes")
If we multiply the first equation by 4 and the second by 3 we have
Subtract the two equation and you have
Substitute this value in one of the equation to derive
So, one small dish costs 2.9 and one large dish costs 3.9. This means that 2 small and 4 large dishes cost