Most graphing calculators will do weighted averages pretty easily. It is mostly a matter of data entry.
mx = -2
my = 10
(x, y) = (mx, my)/10 = (-0.2, 1)
 
        
             
        
        
        
Answer:
he must have 200000 dollars to earn 6000 in commission
 
        
             
        
        
        
The sum is 3 or 1 , 3 is a prime number and 1 is a prime number. But the most reasonable answer/sum is 3
        
             
        
        
        
Answer:2√10
Step-by-step explanation:
 
        
             
        
        
        
Answer:
wrerv werw
Step-by-step explanation:3
r wer wer w e3r