Two numbers total 42 and have a difference of 8 find the two numbers

Question

12-12-2016
Mathematics

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Two numbers total 42 and have a difference of 8 find the two numbers

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SJ2006 SJ2006 · Answer 1 · 2016-12-12T17:48:20+01:00

SJ2006 SJ2006

12-12-2016

x+y = 42
x-y = 8
x = 8+y

Substitute it in 1st equation,
8+y+y=42
2y = 34
y = 17

Substitute it in 1st eq.,
x = 42-17 = 25

So, the two numbers are 25 & 17

Hope this helps!

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