21 3 points
Find the values of x, y, z
Har
2
9
х
3
N
z
ory
4
х
z
5
y
dio
6
lp
7
9
16

So don't take my word i'm not exactly a mathematical person but i would assume a. because while selling the soap every month you increase in sells so you would by 11 percent. the you would get the factor 0.89 which if i had to guess would be the monthly profit over 11 probably wrong tho