The sum of two numbers is 26 and their difference is 20. find each of the numbers.

Question

Mathematics

Odin Osborn

31 March, 00:36

The sum of two numbers is 26 and their difference is 20. find each of the numbers.

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Answers (2)

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Ryder Ingram · Answer 1

(1) x+y = 26

(2) x-y = 20 from here we can find : x = 20+y

We replace the ''x'' we found from (2) to the (1)

20+y+y=26

2y = 26-20

2y=6

y=3

x = 20+y = 23

Prove: 23+3 = 26 and 23-3 = 20

Neveah Duffy · Answer 2

23 and 3

23 + 3 = 26 and 23 - 3 = 20