Expand the square: 4(x-11)^ =25
 4(x-11)(x-11)=25
Distribute : 4(x-11)(x-11)=25 
 4(x(x-11)-11(x-11))=25
Distribute: 4(x(x-11)-11(x-11))=25
 4(x^-11x-11(x-11))=25
Solution: x=17/2
 x=27/2 
 hope that helps
        
             
        
        
        
Answer:
19.209 miles from each other.
Step-by-step explanation:

Using this we get:



 
        
             
        
        
        
Related angle is 45 degrees, set up a triangle and use exact trig values to solve for x and y, then rationalise the denominators
 
        
             
        
        
        
Answer:
100kg
Step-by-step explanation:
On the graph 100kg is where the line starts so that his weight when he started. Hope this made sense!