s/3 + 3t/4 = 30.5
2t = 6(j-s)
j=34
solve that and you have
s=24
t=30
sarah, tom and johns were all friiends. sarah and john were surprised to know that tom didn't know how old they were.
sarah: if you add athird of my age to three quartes of toms age you get, 30.5
tom: if you take my age and double it, you get six times the difference of yours and sarahs age.
if john is 34, how old are tom and sarah?
1 answer
1 answer