Answer:
X=2/5,8/3
Step-by-step explanation:
Look on Tiger Algebra for step by step. JUst put the problem into g-oogle. 
 
        
             
        
        
        
Answer:
So easy just try your best if you cant contact me
 
        
                    
             
        
        
        
angle 5 = angle 1 = Corresponding Angles Postulate
angle 6 + angle 5 = 180 =  linear pair postulate
 
        
                    
             
        
        
        
X(x-1)(x^2+4)=(x^2-x)(x^2+4)=(x^4)+(4x^2)-(x^3)-(4x)=(x^4)-x(x^2+4)+(4x^2)