Answer:
A 
Step-by-step explanation:
If it’s 80 less than, your subtracting and then 4 times a number is 4x so your answer is 4x-80 
 
        
                    
             
        
        
        
Yes you can simplify an improper fraction
        
                    
             
        
        
        
Answer:
the answer to your question is (x+2) * (x-12)
 
        
             
        
        
        
Answer:
 Cost of one roll of plain wrapping: 
 Cost of one roll of holiday wrapping paper:  
Step-by-step explanation:
 Let be "p" the cost in dollars of one roll of plain wrapping paper and "h" the cost in dollars of one roll of holiday wrapping paper.
 Based on the information given, we can set up this system of equations:
 
 In order to solve it, we can use the Substitution method. The steps are:
 1. Solve for "p" from the first equation:
 
 2. Substitute the above into the second equation and solve for "h":
 
 
 3. Substitute the value of "h" into 
:
 
 
        
             
        
        
        
Answer:
x = 23
Step-by-step explanation:
This entire angle makes up 90° b/c of the square box
65 + x + 2 = 90
x + 67 = 90
x = 23