Answer: (-1,-1)
Explanation:
I added a picture
        
                    
             
        
        
        
Answer:
2362 ...........................
 
        
             
        
        
        
Answer: ( X- k )(3x2 - 4x + 7) + 1
Step-by-step explanation: Please find the attached files for the solution 
 
        
                    
             
        
        
        
Let X= # of days, y= finial cost. Part A= 12+7x=y. Part B= 12+7(18)= $138. Part c= 12+7(187)= $1,321
        
             
        
        
        
Answer:
∠1 and∠3 = Supplementary Angles
∠4and∠5 = Complementary Angles
∠5and∠1 = Adjacent Angles
∠2and∠3 = Supplementary Angles