SOLUTION: an antique jar is 45 years older than the mug. in 13 years, the jar will be 4 times as old as the mug will be then. find the present age of the jar

Question 626434: an antique jar is 45 years older than the mug. in 13 years, the jar will be 4 times as old as the mug will be then. find the present age of the jar

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
an antique jar is 45 years older than the mug. in 13 years, the jar will be 4 times as old as the mug will be then. find the present age of the jar
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Equations:
j = m + 45
j+13 = 4(m+13)
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Substitute for "j" and solve for "m":
m+45 + 13 = 4m+52
3m = 58-52
m = 6/3
m = 2 years (age of the mug)
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Solve for "j":
j = m + 45
m = 2 + 45
m = 47 years (age of the jar)
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Cheers,
Stan H.
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