I do not know the last question but I know the first it is4 time I hope I am right
        
             
        
        
        
<span>Choose two equations and use them to eliminate one variable.Choose another pair of equations and use them to eliminate the same variable.<span>Use the resulting pair of equations from steps 1 and 2 to eliminate one of the two remaining variables.</span></span>
        
             
        
        
        
Answer:
b
Step-by-step explanation:
 
        
                    
             
        
        
        
Answer:
176
Step-by-step explanation:
88% = 88/100
88 × 2 = 176
176/200