Ask Question
9 May, 08:13

the cost of five posters and three flags is $137.25. the cost of three posters and four flags is $122.50. what is the cost of one poster?

+3
Answers (1)
  1. 9 May, 08:36
    0
    5p + 3f = 137.25 | x 3

    3p + 4f = 122.50 | x 5

    15p + 9f = 411.75

    15p + 20f = 612.50

    15p + 20f - 15p - 9f = 612.50 - 411.75

    20f - 9f = 200.75

    11f = 200.75

    f = $18.25

    3p + 4 (18.25) = 122.50

    3p = 122.50 - 73

    3p = 49.50

    p = $16.50
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “the cost of five posters and three flags is $137.25. the cost of three posters and four flags is $122.50. what is the cost of one poster? ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers