Answer:
can't understand your question click a clear pic of your question 
 
        
             
        
        
        
Answer:
100 yards
Step-by-step explanation:
It takes 4 yards of fabric to make a costume for one student.  She needs to make costumes for every student in chorus, so you just multiply this number by 25 and get 100 yards.
 
        
                    
             
        
        
        
Answer:
Lisa is  2581 m    from the peak of the mountain when she is standing at its base.
Step-by-step explanation:
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Figure it out
 
        
             
        
        
        
Solution:
1x +2x -7 =0
3x-7=0
Add 7 To Both Sides Of The Equal Sign Then Divide By 3