# SOLUTION: John is two times older than Mary. Mary is three times younger than Steve. How old is Steve if he is 3 years older than John?

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 Click here to see ALL problems on Age Word Problems Question 387104: John is two times older than Mary. Mary is three times younger than Steve. How old is Steve if he is 3 years older than John?Found 2 solutions by stanbon, josmiceli:Answer by stanbon(60771)   (Show Source): You can put this solution on YOUR website! John is two times older than Mary. Mary is three times younger than Steve. How old is Steve if he is 3 years older than John? ----- Equations: j = 2m m = -3s s = j+3 ---- Solve: s = j+3 s = 2m+3 s = 2(-3s)+3 s = -6s + 3 7s = 3 s = 3/7 year = 5.14 months (Steve's age) ------------------ Cheers, Stan H. Answer by josmiceli(10616)   (Show Source): You can put this solution on YOUR website!given: (1) (2) (3) This is 3 equations and 3 unknowns, so it's solvable ------------- By substituting (1) into (2): (2) Put this into (3): Steve is 9 years old check answer: and These values check OK