Answer:
0.064
Step-by-step explanation:
   25000(1-0.8)^8
= 25000(0.2)^8
= 0.064
 
        
                    
             
        
        
        
Answer:
-1.5, -1
Step-by-step explanation:
midpoint formula 
(x1 + x2 / 2) , (y1 + y2/ 2)
-6 + 3 / 2 ,   -8  + 6 / 2
 
        
                    
             
        
        
        
Answer:
B
Step-by-step explanation:
Communitive only works with multiplication and addition. It states that if you have something adding or subtracting something switched around, they are the same. B has that so the answer is B
Can I have Brainliest?
 
        
             
        
        
        
Answer: the answer is 809
Step-by-step explanation:
 
        
             
        
        
        
Answer:
(-1,8)
(4,-27)
Step-by-step explanation:
y+7x=1
Let x = -1 and find y
y+7(-1)=1
y -7 =1
Add 7 to each side
y-7+7 = 1+7
y = 8
(-1,8)
Let x = 4 and find y
y+7(4)=1
y +28 =1
Subtract 28 from each side
y+28-28 = 1-28
y = -27
(4,-27)