Answer
Perimeter of rectangle, P = 2L + 2W
P = 36ft
 
Width, W
Length, L = W + 2ft
 
Perimeter of rectangle, P = 2L + 2W
Given; P = 36ft
 
36ft = 2W + 2(W + 2ft)
 
36ft = 2W + 2W + 4ft
 
32ft = 4W
 
8ft = W
 
L = W + 2ft
 
L = 8ft + 2ft
 
L = 10ft
 
        
                    
             
        
        
        
So D would be going up because it is positive. It is going up 10ft, once again cause the integer is a positive 10. Now E will be going down because it is a negative. Therefore it will go down 15ft for the reason being the integer is negative 15. Hope this helps.
        
             
        
        
        
Answer:
The slope of line t is -4/5. 
Step-by-step explanation:
m=(y2-y1)/(x2-x1)
m=(14-10)/(2-7)
m=4/-5
Parallel lines have same slopes.
 
        
             
        
        
        
Speed = 90km/hr
Time = 1min = 1/60 hr
Speed = Distance / Time
Distance = Speed * Time
D = (90 km/hr) * (1/60 hr)
D = 1.5 km (ANSWER)
        
                    
             
        
        
        
R-9s=2  add 9s to both sides
r=2+9s  making 3r-3s=-10 become:
3(2+9s)-3s=-10  perform indicated multiplication on left side
6+27s-3s=-10  combine like terms on left side
6+24s=-10  subtract 6 from both sides
24s=-16  divide both sides by 24
s=-16/24
s=-2/3, making r-9s=2 become:
r-9(-2/3)=2  perform indicated multiplication on left side
r+6=2 subtract 6 from both sides
r=-4
So s= -2/3 and r= -4