We have two points so we can find the gradient using y1-y2/x1-x2
gradient = 21-27/2-8
= 1
we know the form for any linear equation is y = mx + c
we have m and a point so we can substitute in point (2,21) to find c 
21 = 1 x 2 + c 
c = 19 
therefore, the equation is y = x + 19
        
                    
             
        
        
        
Answer:
d=65
Step-by-step explanation:
Length: 56
Width: 33
 
        
             
        
        
        
Answer:
P(x)=.1x
Step-by-step explanation:
1. convert percent value to decimal
10.00/100=.10
2. plug into equation
P(x)=.1x