Answer:
combine like terms.
Step-by-step explanation:
none of the other answers seem correct.
 
        
                    
             
        
        
        
Answer:
She is going 1mph
Step-by-step explanation:
each lap is 1/4 of a mile and 1/4 of an hour so 4 laps = 1 mile and in 1 hour 
 
        
             
        
        
        
Answer: d = ±10
<u>Step-by-step explanation:</u>
169 =  +
 + 
169 = (12)² + 
169 = 144  + 
 25 =            
100 = d²
√100 = √d²
  ±10 = d
 
        
             
        
        
        
Answer:
x^2+4x-32=0
(mid-term breaking---4 x 8=32)
x^2+8x-4x-32=0
x(x+8)-4(x+8)
x+8=0 or x-4=0
So x=+4 or x=-8
Step-by-step explanation:
 
        
             
        
        
        
10 3/5 is the anwser to the question