Question 307543
D=RT
D=80T TRAIN A
D=96(T-.25) TRAIN B
THE DISTANCES ARE THE SAME THUS SET THE 2 EQUATIONS EQUAL & SOLVE FOR T.
80T=96(T-.25)
80T=96T-24
80T-96T=-24
-16T=-24
T=-24/-16
T=1.5 HOURS AFTER TRAIN LEAVES THEY WILL MEET.
PROOF:
80*1.5=96(1.5-.25)
120=96*1.25
120=120