Answer:
21 is the answer for 18x +3
Step-by-step explanation:
 18x + 3
x=3+18
x=21
 
        
             
        
        
        
Answer: 90% of people marry there 7th grade love. since u have read this, u will be told good news tonight. if u don't pass this on nine comments your worst week starts now this isn't fake. apparently if u copy and paste this on ten comments in the next ten minutes you will have the best day of your life tomorrow. you will either get kissed or asked out in the next 53 minutes someone will say i love you.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
8x 
Step-by-step explanation:
Because you are adding the (x+3) there you can immediately you the association property to simplify 
(2x + 5x + x) + (3 - 3)
8x + 0 =
8x 
 
        
             
        
        
        
Answer:
73.3
Step-by-step explanation:
7%=7÷100=0.07 ×60=4.2
15%=15÷100=0.15×60=9
add you answers to 60 and to should get 73.2