Not 100% clear

[First attempt at BBB method]

Problem:

FC: 7.3
TC: 9
pH: 7.2
TA: 104
CH:
CYA: 42

My pool: 24' round above ground
Pool chemicals: chlorine products
My pump & filter: sand filter 1.5 hp pump
Other info: sorry I dont know what ch stands for
total hardness173
total alkilinity 104
tds?? 300

They wanted to sell me $60 worth of chems to balalnce free and total chlorine or they said wait a week , stop putting in chlorine tablets and test again
what do you think?