Hello! 
Subtract the $10 discount first: 
49.98 - 10 = 39.98
Next, divide this price in 2 because 50% means half off: 
39.98 / 2 = 19.99
So, the total cost of the jeans, after 2 discounts have been applied, is $19.99.
        
             
        
        
        
The square root of 144 is 12
        
                    
             
        
        
        
Answer:
60cos(25)=54.378467222199
 
        
             
        
        
        
Y = mx + b
m = slope
b= y intercept 
so the equation is y= 3x + 6