(x + y = 29)
(y = 29 - x)
(5x + 2(29 - x) = 100)
(5x + 58 - 2x = 100)
(3x = 42)
(x = 14)
(y = 15)
(14 5-point questions and 15 2-point questions)
        
                    
             
        
        
        
Hey!
You have to find 5/8 of 72. Multiply 5/8 by 72.

<em>That means your answer is 45</em>

 
        
             
        
        
        
Answer:
30
Step-by-step explanation:
 
        
             
        
        
        
Answer:  36.4 seconds
(Unitary method)
5 meters take 2 seconds
1 meter takes 2/5 seconds
91 meter takes 2/5 * 91 --> 36.4 seconds
 
        
             
        
        
        
Answer:
KL = 17.32
Step-by-step explanation:
KL² = (M L)(J L)
KL² = (15)(20)
KL²=300
√KL²= √300
KL = 17.32