Question 979455
t, Teresa
a, Ann


{{{system(a=8,t=3a)}}}


{{{t=3*8=24}}}, Teresa's age now.


x, how many years until Ann is {{{8+x=15}}}.
{{{x=7}}}


Teresa will be {{{24+7}}}.



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Their ages NOW should first be found, and then the ages in the future can then be examined and that future time quantity found.