Answer:
He got 30 right!
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
Today: Monday, 12 October 2020
Hour: 23.39 WIB (in Indonesia)
<u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u><u>_</u>
-5x - - 4x - 10 
-5x + 4x - 10 
-x - 10
 
        
             
        
        
        
Answer:
30 grams
Step-by-step explanation:
50-42=8
8÷2=4
4=1 year
5×4=20
50-20=30
Hope u can understant
 
        
             
        
        
        
Answer:
A simple machine is the lever, wheel, pulley, inclined plane, wedge and the screw.
And a mechanism is steering mechanism in cars or the winding mechanism of a watch.
Step-by-step explanation: