Jonathan has 8 stamps. some are 3 cent stamps and some are 5 cent stamps. if the total value of the stamps is 36 cents. How many of each type of stamp does he have?

Question

Mathematics

Boo Bug

15 October, 17:45

Jonathan has 8 stamps. some are 3 cent stamps and some are 5 cent stamps. if the total value of the stamps is 36 cents. How many of each type of stamp does he have?

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Answers (1)

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Kaiden Golden · Answer 1

Let x = number of 3 cent stamps

let y=number of 5 cent stamps

x+y=8

3x+5y=36

3x+5y=36 3x-5y=36

-3 (x+y=8). - 3y-3y=-24

2y=12

y=6

x+6=8

-6. - 6

x=2

There will be 2 3 cent stamps and 6 5 cent stamps