Step-by-step explanation:
Here 
BC=P=10
AC=B=b
AB=H=15
 
then using fourmula 
h^2= p^2+ b^2
b^2= 15×15 - 10× 10
b^2= 125
b=11.2 
 
        
             
        
        
        
Anwser : n = -2 
Combine Like Terms 
Add 4n to both sides 
Subtract 3 from both sides 
A = n= -2
        
             
        
        
        
Answer:(5/3,5/3)
Step-by-step explanation: I did the test ;D
 
        
                    
             
        
        
        
Answer:
the answe is 10.30
Step-by-step explanation:
im also from k12 lol
 
        
             
        
        
        
I believe the dryer costs $357.50
there's an easy way to solve this 
you just divide the given price($585)
by 2 and then to one half add $65 
and the answer is 65+292.5=357.5