SOLUTION: find the age of john and mary if four times jonhs age equals three times marys age, and mary is ten years older than john.

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Question 441332: find the age of john and mary if four times jonhs age equals three times marys age, and mary is ten years older than john.
Answer by jorel1380(3719) About Me  (Show Source):
You can put this solution on YOUR website!
M=J+10
3M=4J
3(J+10)=4J
3J+30=4J
J=30
M=40
John is 30. Mary is 40..