How do you solve this problem

Answer
4 Months
Step-by-step explanation:
You pay 15 for 4 months giving you 60 then add 20 so you have 80 you have 10 for 4 months which is 40 then add 40 to it which is 80
Answer:
i think your supposed to input x
Step-by-step explanation:
15x+20 for Leslie
10x+40 for Rashad
and input 6 and 4 in the place of x
15(6)+20 = $110
10(6)+40 = $100 (Not same answer)
15(4)+20 = $80
10(4)+20 = $80. (Same answer)
in 4 months the clubs will cost the same