Angel bought 3 pens and 4 pencils for $4.25. Nioka bought 2 pens and 6 pencils for $4.50. How much is a pen? and a pencil?

Question

asked May 3, 2021 175k views

1 Answer

← Prev Question Next Question →

Ask a Question

Rhythmo · Answer 1 · 2021-05-08T18:16:39+0000

3x + 4y = 4.25 ➡️ equation 1

2x + 6y = 4.5 ➡️ equation 2

multiply equation 1 by 2
6x + 8y = 8.5 ➡️ equ. 3

multiply equation 2 by 3
6x + 18 y = 13.5 ➡️ equ. 4

by solving equation 3 and 4
y = 0.5
x = 0.75

pens are for $0.5
pencils are for $4.5

Angel bought 3 pens and 4 pencils for $4.25. Nioka bought 2 pens and 6 pencils for $4.50. How much is a pen? and a pencil?

Please log in or register to add a comment.

Please log in or register to answer this question.

1 Answer

Please log in or register to add a comment.

Related questions

Categories

Other Questions