SOLUTION: Joseph is 7 years older than his brother Tony.Twice Joseph's age in 4 years minus 2 will equal three times Tony's age in 4 years How old is joseph now ?

Question 990016: Joseph is 7 years older than his brother Tony.Twice Joseph's age in 4 years minus 2 will equal three times Tony's age in 4 years How old is joseph now ?

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Joseph is 7 years older than his brother Tony.Twice Joseph's age in 4 years minus 2 will equal three times Tony's age in 4 years How old is joseph now ?
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Equations:
j = t + 7
2(j+4) -2 = 3(t+4)
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Substitute for "j" and solve for "t"::
2(t+11) -2 = 3t + 12
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2t + 20 = 3t + 12
t = 8 yrs (Tony's age now)
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j = t+7 = 15 yrs (Joe's age now)
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cheers,
Stan H.
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