Hey You! 
This question is asking us, "75 is 75% of what number?" 
75 × 100 / 75 = 100 
The original cost was $100.
        
                    
             
        
        
        
Answer: To determine the charge on an object, determine the number of excess protons or excess electrons. Multiply the excess by the charge of an electron or the charge of a proton - 1.6 x 10-19 C.
Step-by-step explanation:
 
        
             
        
        
        
Do you have an answer? What do you think it is?
        
             
        
        
        
M = -8 
-15 minus -7 equals -8
        
             
        
        
        
Answer:
X≤3
Step-by-step explanation:
This is because the arrow is moving down the number line