Answer:
the answer is, {x,y} ={2,1}
Step-by-step explanation:
1) 4x - 3y = 5     2) x + 2y = 4   3) 4•(-2y+4) - 3y = 5     4) - 11y = -11                         5) 11y = 11   y = 1    6)   x = -2y+4 y = 1    7)   x = -2(1)+4 = 2 = {x,y} = {2,1} !!!
 
        
             
        
        
        
For this there is a dotted line going through -2 on the graph and the shading is on the right side of the grid so -2,-1, and every positive number.
        
             
        
        
        
Answer:
b. bomb calorimeter
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
Technically, one (they equal the same thing) but 2 in this case.
Step-by-step explanation:
6 + 6 + 4
6 + 4 + 6