In numeric terms, our equation is:
3/5n (3/5 of a number)
= (is)
15-6 (6 less than 15)
[tex] \frac{3}{5}n=15-6 [/tex]
Firstly, solve the subtraction: [tex] \frac{3}{5}n=9 [/tex]
Next, multiply both sides by 5/3 and your answer will be [tex] n=15 [/tex] , or A.