SOLUTION: David's dad is twice his age and five more, the sum of their age is 71. What are their ages?
Have taken 71 minus 5 divided by 2 then divided by 2 again. I have tried several di
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Question 1092658: David's dad is twice his age and five more, the sum of their age is 71. What are their ages?
Have taken 71 minus 5 divided by 2 then divided by 2 again. I have tried several different ways of doing like the one shower but when I add back up I don't get 71.
Answer by josgarithmetic(39631) (Show Source): You can put this solution on YOUR website!
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David's dad is twice his age and five more, the sum of their age is 71.
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x, David
y, Dad
-
through simply substituting;
--------David's age
-------Dad's age
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