<h3>Here is your Answer </h3>

<h3>Hope This Helps You</h3>
 
        
        
        
Answer:
Step-by-step explanation:
3x2.25=6.75
4x4=16
16+6.75=22.75
 
        
             
        
        
        
Attached solutions and work.
 
        
        
        
Answer:
(- 2, 4 )
Step-by-step explanation:
y = 2x + 8 → (1)
y = - 2x → (2)
substitute y = 2x + 8 into (2)
2x + 8 = - 2x ( add 2x to both sides )
4x + 8 = 0 ( subtract 8 from both sides )
4x = - 8 ( divide both sides by 4 )
x = - 2
substitute x = - 2 into (2)
y = - 2(- 2) = 4
solution is (- 2, 4 )
 
        
                    
             
        
        
        
I can’t see the image maybe if you redo it