3 years ago

Find the value of two numbers if their sum is 23 and their difference is 3.

Mathematics

1 answer:

Yakvenalex [24]3 years ago

3 0

x+y=23

x-y=5

First, add the equations.

2x=28

x=14

Then...

14+y=23

y=9

Therefore the answer is...

x=14 y=9

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