Problema Solution
Jennifer is twice as old as Ramon. The sum of their ages7 years ago was 13. how old are they now?
Answer provided by our tutors
J = 2R
(J-7) + (R-7) = 13
Substitute
(2R-7) + (R-7) = 13
Solve for R
3R = 27
R = 9
J = 18
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Algebrator