2y-x=3/4(-y+1)first distribute 
2y-x=-3/4y+3/4 get the y on one side 
2y-x+3/4y=3/4 add 3/4y to both sides 
2y+3/4y=3/4+x add x to both sides
11/4y=3/4+x now divide by 11/4 (both sides)
y=3/11+4/11x
y=3+4x/11
choice c is the answer 
 
        
                    
             
        
        
        
(f+g)(x) just means f(x) + g(x)

Choice B
 
        
                    
             
        
        
        
Answer:Column one answers:
1: 490
2:396
3.18
4.10
Column 2:
1. 490
2.396
3.18
4.100
Column 3:
1.490
2.396
3.18
4.100
Hope this helps if you need more then just ask
 
        
             
        
        
        
Answer:
9/10 is 90%
Step-by-step explanation:
You just make it a percentage