Medina Ward

12/03/2023 · High School

list on 1 tion 2 the farmer needs \( \square \) bags of old fertilizer and \( \square \) bags of the new fertilizer. of long-term-growth supplement and 50 pounds of weed killer. The new packages contain 45 pounds of long-term-growth supplement and 65 pounds of weed killer. Using past experience, the farmer estimates that he needs 3900 pounds of long-term-growth supplement and 4350 pounds of weed killer for the fields. How many old packages of fertilizer and how many new packages of fertilizer should he use?