I don't know what posts are but i'm assuming you would subtract 21 from 17 and get 4.
Answer:
No solution
Step-by-step explanation:
There are no values of x that make the equation true; hence making it have no solution.
Divide the 5% of Spanish by 40% male:
0.05 / 0.40 = 0.125
Change to a percent by multiplying by 100:
0.125 x 100 = 12.5%
The answer is a. 12.5%