Question 386952
THE SUM OF TOM'S, DICK'S, HARRY'S AGES IS 31. TOM IS TWICE AS OLD AS DICK. HARRY IS 6 YEARS OLDER THAN TOM. USE ALEGBRA TO FIND EACH MAN'S AGE.
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t + d + h = 31
t = 2d
h = t + 6
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Sub for t
2d + d + h = 31
3d + h = 31
h = 2d + 6
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Sub for h
3d + 2d+6 = 31
5d = 25
d = 5
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t = 10
h = 16