You would times 20 and 15 to get 300 and then divide 300 by 25 to get 12
Answer:
50
Step-by-step explanation:
one teacher per 17 students
K = F + 459.67
Subtract K on both sides:
0 = F - K + 459.67
Subtract F on both sides:
-F = -K + 459.67
Divide each term by -1 so that the variables are positive:
F = K - 459.67
Step-by-step explanation:
we have
5x+4=2x+9
5x-2x=9+4
3x=13
x=13/3