Factor by grouping is (3x+5)(x+5) .
        
             
        
        
        
I did this and the was 104. hope this helps :)
        
             
        
        
        
Step-by-step explanation:
Given 
3 (t + 4 ) = 25.5 
t + 4 = 25.5 / 3
t + 4 = 8.5 
t = 8.5 - 4 
t = 4.5 
Hope it helps :)
 
        
                    
             
        
        
        
Answer: Charles bought a used car and later sold it for a 20% profit. If he sold it for $4680, how much did Charles pay for the car?
---------------------------
Let the price he paid equal "x".
EQUATION:
x + 0.20x = 4680
 
1.2x = 4680
x = $3900 (price he paid for the car.
 
        
             
        
        
        
5/5 is the correct answer. All while fractions equal 1 e.g. 7/7 100/100 and so forth!