aannc9051 aannc9051 25-01-2024 Business contestada A customer's margin account is as follows. Long Market Value$45,000 Debit Balance$20,000 SMA$5,000 Credit Balance$15,000 Short Market Value$9,000 What is the total equity in this account? a. $6,000 b. $25,000 c. $31,000 d. $36,000