Ask Question
7 August, 22:04

The cost of three boxes of envelopes and four boxes of notebooks paper is $13.25 2 boxes of envelopes and six boxes of notebook paper cost $17 find the cost of each

+5
Answers (1)
  1. 7 August, 23:27
    0
    Y = envelopes x = notebook paper

    -2 (4x + 3y = 13.25)

    3 (6x + 2y = 17)

    -8x - 6y = - 26.5

    18x + 6y = 51

    10x = 24.5

    x = 2.45

    4 (2.45) + 3y = 13.25

    9.8 + 3y = 13.25

    -9.8 - 9.8

    3y = 3.45

    y = 1.15 envelopes = $1.15 notebook paper = $2.45
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “The cost of three boxes of envelopes and four boxes of notebooks paper is $13.25 2 boxes of envelopes and six boxes of notebook paper cost ...” 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