25(cards per month) x12(months in one year) =300 cards at the end of one whole year
        
                    
             
        
        
        
Answer:
$570
Step-by-step explanation:
If 50% of the price is $285, all you have to do is mulipy 285 by 2. This would give you the answer of $570 as the orignal price of the washing machine.
 
        
             
        
        
        
DC :AB=3:2 can be written as
DC/AB=3/2
Then you can get the answers easily 
 
        
             
        
        
        
Answer:
x = 1 or x = −6
Step-by-step explanation:
Step 1: Subtract 18 from both sides.
3x2+15x−18=18−18
3x2+15x−18=0
Step 2: Factor left side of equation.
3(x−1)(x+6)=0
Step 3: Set factors equal to 0.
x−1=0 or x+6=0
x=1 or x=−6