Answer:
B 
Step-by-step explanation:
 9 multiple 2m = 18m
9 multiple 5n = 45n
9 multiple 10= 90 
 
        
                    
             
        
        
        
1. (-2,-5)
2. (-3,8)
3. (-8,-9)
4. (-2,-7)
        
             
        
        
        
Answer:
x = -2
Step-by-step explanation:
10x+8=3x-6
subtract 10x-3x
7x+8= -6
subtract -6-8
7x=-14
divide 7 into -14
x = -2
Hope this helps!
 
        
             
        
        
        
A: Universe (It surrounds everything) B: Galaxy (Smaller than the universe but larger than the rest) C: Solar System D: Mars
Cant help you for number 2 though. Hope this helps :)