15 = 3 parts
15 divided by 3 = 5
5 = 1 part
A calls for 5 parts
5 • 5 = 25
Answer: 25 Milliliters
        
             
        
        
        
Answer: x/y=1 
Step-by-step explanation:
a(x-y)=b(y-x)
(a+b)x=(a+b)y
x/y=1 ans
hope this helps
 
        
             
        
        
        
Answer:
The temperature on Celsius scale for 86 ºF is 30 ºC.
Step-by-step explanation:
Both degrees Celsius and Fahrenheit are relative scales of temperature. The relationship between degrees Fahrenheit and degrees Celsius is summarized by the equation below:
 (1)
 (1)
Where:
 - Temperature, measured in degrees Fahrenheit.
 - Temperature, measured in degrees Fahrenheit.
 - Temperature, measured in degrees Celsius.
 - Temperature, measured in degrees Celsius.
If we know that  , then its equivalent temperature on Celsius scale is:
, then its equivalent temperature on Celsius scale is:


The temperature on Celsius scale for 86 ºF is 30 ºC.