The sum of the two number is 25 and their difference is 5. Which is the greater of the two number?
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Answer is 15.
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Step-by-step explanation:
x + y = 25 ---- eq 1
x - y = 5 ------eq 2
From 1 and 2
x + y = 25
x - y = 5
2x = 30
x = 15
Subs x= 15 in 2
15-y = 5
15-5 = y
y = 10
Therefore the greater number is x = 15
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