Problema Solution
A farmer has several packages of fertilizer for his new grain crop. The old packages contain 6060 pounds of long-term-growth supplement and 5050 pounds of weed killer. The new packages contain 6565 pounds of long-term-growth supplement and 4545 pounds of weed killer. Using past experience, the farmer estimates that he needs 15501550 pounds of long-term-growth supplement and 12001200 pounds of weed killer for the fields. How many old packages of fertilizer and how many new packages of fertilizer should he use?
Answer provided by our tutors
Let
x = the number of old packages
y = the number of new packages
The system of equations that describes the situation is:
6060x + 6565y = 15501550
5050x + 4545y = 12001200
The find the solution you need to solve the above system of equations.