Answer:
i'm not too good in this, but i believe the answer is -3
Step-by-step explanation:
the hcf, highest common factor, of both -3 and -15 is -3, hence making the answer -3? if this is incorrect, i apologize. 
 
        
             
        
        
        
I believe the answer is 45.
        
                    
             
        
        
        
Answer
Step-by-step explanation:
 
        
             
        
        
        
Answer:
<em><u>The</u></em><em><u> </u></em><em><u>answer</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>k</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>44</u></em><em><u>.</u></em>
Step-by-step explanation:
1) Subtract 3 from both sides.

2) Simplify 14 - 3 to 11.

3) Multiply both sides by 4.

4) Simplify 11 × 4 to 44.

<em><u>Therefor</u></em><em><u>,</u></em><em><u> </u></em><em><u>the</u></em><em><u> </u></em><em><u>answer</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em><u>k</u></em><em><u> </u></em><em><u>=</u></em><em><u> </u></em><em><u>44</u></em><em><u>.</u></em>
 
        
                    
             
        
        
        
Answer:
210
Step-by-step explanation:
20% is equal to 1/5
5*42 = 210
The movie is 210 minutes.