Answer:
y = -x + 4
perp: m = 1
y + 4 = x - 3
y = x - 7
Step-by-step explanation:
 
        
             
        
        
        
Answer:  4
Step-by-step explanation:
2(12) + 6n ≥ 50
24 + 6n ≥ 50
6n ≥ 26
   n ≈ 4 
The maximum number of tubes of paint that Kevin can buy is 4.
 
        
                    
             
        
        
        
4.5 x 10^6 = 4,500,000
2.1 x 10^8 = 210,000,000
Therefore, 4.5 x 10^6 < 2.1 x 10^8
        
             
        
        
        
Perimeter is 
2 • width+ 2•length=
2• (4x-4)+2•(2x+5)=
Distribute multiplication in parentheses 
8x-8+4x+10=
Combine like terms 
12x+2
        
             
        
        
        
Answer:
the answer is the 3rd one