Answer:
X is 83 
Step-by-step explanation:
Subtract 180 because thats what all of them eaqual and you subtract 97 from 180
 
        
             
        
        
        
Answer:
 The answer would be 2.9
Step-by-step explanation:
its already rounded 
 
        
             
        
        
        
Answer:
8x+2y+3x-18y+x^2
final answer: x^2+11x-16y
*edited*
 
        
                    
             
        
        
        
Answer: x = 4 / 2y-z
Step-by-step explanation: Move all of your terms to the left and then set your equal as 0. Then, set each of your factors equal to 0, as well.
I hope this helps you out.