Answer:
25 students
Step-by-step explanation:
To solve this problem, use cross multiplication:

3x = 75
x = 25
There are a total of 25 students in the class.
Answer:
2
Step-by-step explanation:
5*2=10
10+10=20
or
5*x+10=20
10-10=0
20-10=10
5*x=10
5/5=0
10/5=2
x=2
Answer:
$88
Step-by-step explanation:
One way to calculate the percent of a number is to multiply the percent by the total value:
60% is equivalent to 0.6
Multiply 0.6 x 220
0.6 x 220 = 132
Since it is 60% OFF, you subtract 132 from 220
220 - 132 = 88
Answer:
so y equals 6 if thats your question. What you said wus a statement not a question.
Step-by-step explanation:
21-9=12
12/2=6
answer=6
y is 6