SOLUTION:
the sum of ages of kelvin and paul is 50 years in five years time the age of paul will be four times the age of kelvin now. how old is each boys
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Question 732280:
the sum of ages of kelvin and paul is 50 years in five years time the age of paul will be four times the age of kelvin now. how old is each boys
Answer by checkley79(3341) (Show Source): You can put this solution on YOUR website!
K+P=50 OR K=50-P
(K+5)=4P
(50-P+5)=4P
55-P=4P
-4P-P=-55
-5P=-55
P=-55/-5
P=11 PAUL IS 10 YEARS OLD NOW.
K+11=50
K=50-11=39 KEVIN'S AGE NOW.
PROOF:
(39+5)=4*11
44=44
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