<span>Number line refers to a mathematical process of
solving the equation with the use of lines.
=> 235 + 123
Starting from 0 you count 1 up to 235. Then starting from 235 you additionally
count another 123. 
Then from zero start counting the total number to the line you stopped when
adding 123 to 235.
This simply equals to 
=> 235 + 123
=> 358. 
Pls. see attached image for illustration of number line.</span>Answer here
 
        
        
        
Alexis needs to score at least 96 points on her next test in order to have an average of at least 90. 
explanation:
85+89+92+96= 360
359/4=90
        
             
        
        
        
Answer:
Range: 12
Step-by-step explanation:
65, 66, 67, 68, 71, 73, 74, 77, 77, 77
Formula: 
Range: highest value - lowest value = final answer
Range: 77 - 65 = 12
 
        
             
        
        
        
Answer: 5.66666666667
Step-by-step explanation: Thanks and have a Savage day.
 
        
             
        
        
        
Answer:
30 J
Step-by-step explanation:
W = mg = 3 N
h = 10 m
Potential Energy = mgh = 3*10 = 30 J