blodreina7585 blodreina7585

23-02-2021
Mathematics

contestada

The difference of two numbers is 3. Their sum is 13. Write a pair of simultaneous equations in x and y to represent this information.

Respuesta :

zeeman25 zeeman25

23-02-2021

Answer:

x-y=3

x+y=13

2x=16

x=16/2

x=8

x+y=13

8+y=13

y=13-8

y=5

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quyenthao111 quyenthao111

23-02-2021

Answer:

x + y = 13

x - 3 = y

or

x + y = 13

y - 3 = x

Answer Link

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