Twice a number added to a smaller number is 5. The difference of 5 times the smaller number and the larger number is 3. Let x represent the smaller number and y represent the larger number. Which equations represent the situation?

Question

Mathematics

Chips

2 September, 15:41

Twice a number added to a smaller number is 5. The difference of 5 times the smaller number and the larger number is 3. Let x represent the smaller number and y represent the larger number. Which equations represent the situation?

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Answers (1)

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Carley Ayers · Answer 1

Y + 2x = 5

5x - y = 3

You can solve simultaneously should you need to:

y = 5 - 2x

y = 5x - 3

5 - 2x = 5x - 3

7x = 8

x = 7/8

y = 5 - 2 (7/8)

y = 5 - 7/4

y = 13/4