Answer:
y = 2x + 4
Step-by-step explanation:
First find 2 points on the line to determine slope.
(0, 4) and (2, 8)
Slope = 
y = 2x + b
b = y - intercept
b = 4
y = 2x + 4
 
        
                    
             
        
        
        
Answer:
Rhian did better in the Math test.  
Step-by-step explanation:
Given: Rhian scored  out of
 out of  in a Math test. In the English test she scored
 in a Math test. In the English test she scored  out of
 out of  .
.
To find: In which test did she do better?
Solution:
We have, 
Rhian scored  out of
 out of  in a Math test.
 in a Math test.
Rhian scored  out of
 out of  in an English test.
 in an English test.
So, first we need to find the percentage of the marks scored.
Percentage in the Math test  .
.
Percentage in the English test  .
.    
Clearly, the percentage in the Math test is greater than the percentage in the English test. 
So, Rhian did better in the Math test.    
 
        
             
        
        
        
Answer:
21
Step-by-step explanation:
hihihihihiiiiiiiii
 
        
             
        
        
        
Step-by-step explanation:
its A 10-year-old has the same average resting heart rate as a 20-year-old
hope it helps!