If a and b are positive integers and their product is 3 times their sum,what is the value of 1 a + 1 b ?

asked Jan 16, 2019 155k views

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5 votes

Hello,
3 solutions:
a=0,b=0 ==>a+b=0,a*b=0a=4,b=12 ==> a+b=16, a*b=48a=6,b=6 ==>a+b=12,a*b=36

StevenWilkins answered Jan 20, 2019

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