Dirk is a broker who earns $41,000 annually, 3.5% commission on his clients'
investments of $2.4 million, and a fee of $5.25 on each online transaction. If
Dirk processes 1,250 online transactions this year, what are his annual earnings

Guess

Step-by-step explanation:

option (b) is correct

step-by-step explanation:

to find the solution of this system, we need to convert it into reduced row-echelon form. we have,

after applying row operations r2 -> r2/2 and r3 -> r3/3, we get,