Answer:
Step-by-step explanation:
f(x)=4+20+4
     =28
 
        
             
        
        
        
Answer:
The answer is (x + 3) (x - 7) = 0
Step-by-step explanation:
x² - 4x = 21
x² - 4x - 21 = 0
x² - 7x + 3x - 21 = 0
x(x - 7) + 3(x - 7) = 0
(x + 3) (x - 7) = 0
Thus, The answer is (x + 3) (x - 7) = 0
<em><u>-TheUnknownScientist</u></em>
 
        
             
        
        
        
Answer:
j -1
 -1
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Trudy will have 4 pieces of the fabric.
Step-by-step explanation:
Since, 1 foot of the fabric = 12 inches 
If Trudy cuts the fabric into pieces of 3 inch.
Number of pieces she will have = 
                                                      = 
                                                      = 4 pieces
Therefore, she will have 4 pieces of the fabric.
 
        
             
        
        
        
Answer:
(x,y)=(309/7,-317/14) If you ever get stuck on similar problems I recommend using the photomath app.
Step-by-step explanation: