Step-by-step explanation:
Total number of students= y
(25/100) xy= 200
25 xy = 200 x 100
25y 20000
y = 20000/25
y 800
total number of students = 800
Answer: x=14
4+x/7=2
-4 -4
X/7=-2
*7 *7
X=14
Answer:
17