Answer:
y=-1/2x+7
Step-by-step explanation:
 
        
             
        
        
        
7x = -x + 24
+x. +x
8x = 24
X = 3
        
                    
             
        
        
        
This expression is equivalent (9+3)4
        
             
        
        
        
Answer:
-15x + 39 = -3(5x - 13)
Step-by-step explanation:
a. -3(5x - 13) = -15x + 39
b. -3(5x + 13) = -15x - 39
c. 3(5x - 13) = 15x - 39
d. 3(5x + 13) = 15x + 39