Answer:
x= 20      x =-5
Step-by-step explanation:
x^2 – 15x – 100 = 0.
What two numbers multiply to -100 and add to -15
-20 * 5 = -100
-20 +5 = -15
(x-20) (x+5) =0
Using the zero product property
x-20 =0     x+5 = 0
x= 20      x =-5
 
        
                    
             
        
        
        
Answer:
1 True
2 c>−4
3 x<  3/2
Step-by-step explanation:
 
        
                    
             
        
        
        
1.70 - 0.45 = 1.25
1500 ÷ 1.25 = 1200
Gina must sell 1200 cards before she can make a profit
 
        
             
        
        
        
5 because this is equivalent to 9-4 which is 5 meters, this is because he is going up 9 and then goes down 4, do 9-4, which is 5
        
             
        
        
        
Answer:
what solid figure do u have a picture lol?
Step-by-step explanation: