A. 30.4 minutes 
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Answer:
y = -3x + 7
Step-by-step explanation:
The equation of a line 
y = mx + c
y - intercept point y 
m - slope of the line 
x - intercept point x 
c - intercept point of the line 
Step 1: find the slope 
m = y2 - y1 / x2 - x1
Given two points 
( 1 , 4) ( 2 , 1)
x1 = 1
y1 = 4
x2 = 2
y2 = 1
insert the values 
m = 1 - 4 / 2 - 1
m = -3/1
m = -3
y = -3x + c
Step 2: substitute any of the two points given into the equation of a line 
y = -3x + c
( 1 ,4)
x = 1
y = 4
4 = -3(1) + c
4 = -3 + c
4 + 3 = c
c = 7
Step 3: sub c into the equation 
y = -3x + 7
The equation of the line is 
y = -3x + 7
 
        
             
        
        
        
Answer:
A
Step-by-step explanation:
 
        
             
        
        
        
Answer:
https://www.jacksonsd.org/cms/lib/NJ01912744/Centricity/Domain/504/BI%207-8.pdf
Step-by-step explanation:
the link to help you with the answers