SOLUTION: Choose an even number then first divide it by 2 , this is answer a then with the same even number multiply it by 4, this is answer b then explain why b-a is always a multiple of

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Question 863278: Choose an even number then first divide it by 2 , this is answer a
then with the same even number multiply it by 4, this is answer b
then explain why b-a is always a multiple of 7
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!


Hi

Let x represent a even number

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