Answer:
r ≥ 6
Step-by-step explanation:
37+15r ≥ 127
-37           -37          37 cancels and you're left with 15r
     15r ≥ 90
    / 15     /15           15 cancels and you're left with r
       r ≥ 6
 
        
             
        
        
        
Answer:
1) x = -2
Step-by-step explanation:
1) x + 7 + x + 11 = 14
  2x + 18 = 14
         2x = 14 - 18
      2x =  -4
        x = -4/2 = -2
 
        
             
        
        
        
8n
Hope it helps, good luck