Answer:
80 machines
Step-by-step explanation:
If a machine makes 20 gadgets every fourth (1/4) of an hour, it makes 80 machines every hour (20*4).
 
        
             
        
        
        
Answer:
The answer is 5X+16
Step-by-step explanation:
The formula for perimeter of a triangle is a+b+c.
meaning we are adding up everything.
That is 
(x)+(x+11)+(3x+5).
collect like terms.
and u end up getting
5x+16
 
        
             
        
        
        
Answer:
c. y = -4x
Step-by-step explanation:
use slope formula 
 
        
             
        
        
        
Answer:
fishsticks
Step-by-step explanation:
 
        
             
        
        
        
9514 1404 393
Answer:
   5y = 5
Step-by-step explanation:
   -2(x -2y) +(2x +y) = -2(-1) +(3) . . . . -2 times [eq2] + [eq1]
   -2x +4y +2x +y = 2 +3 . . . . eliminate parentheses
   5y = 5 . . . . . . . . collect terms