Step 1. Simplify 

 to 

 Step 2.
Step 2. Simplify 

 to 

 Step 3
Step 3. Simplify 

 to 

 Step 4.
Step 4. Cancel 

 on both sides
 Step 5.
Step 5. Multiply both sides by 

 (the LCM of 

)
 Step 6
Step 6. Expand
 Step 7.
Step 7. Subtract 

 from both sides
 Step 8
Step 8. Simplify 

 to 

 Step 9.
Step 9. Multiply both sides by 


Done! :) Hope this helps! :)
 
        
             
        
        
        
Answer:
B) AD/DE = BD/AD
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
x = -5
x = -12
Step-by-step explanation:
- 7x - 60 = x^2 + 10x
add 7x to both sides
x^2 + 17x = -60
add 60 to both sides
x^2 + 17x + 60 = 0
factorise quadratic
(x + 12) (x + 5) = 0
<em>x = -12</em>
<em>x = -12x = -5</em>