X/49 = 21/x
x^2 = 21(49) = 1029
x = √1029 = 32.1
x = 32.1
        
                    
             
        
        
        
Answer:
1. -9
2. -2
3. -3
4. 2 (positive)
Step-by-step explanation:
positive + negative= positive 
negative + positive =negative 
positive +positive =positive 
negative +negative =negative 
hope you like it ( ' - ' )
 
        
                    
             
        
        
        
Answer:
12/5%
Step-by-step explanation:
12/5 %
that's it cuz u can't divide them
 
        
             
        
        
        
2x - 5yz this is the answer for apex (^-^) 
        
             
        
        
        
Answer:
1
Step-by-step explanation:
To find the slope, you must subtract the second y axis from the first y axis then the second x axis from the first x axis.
Problem: (5, 3) (-2, -4)
Solution: Step 1.   - 4 - 3 = 7  (subtract the second y axis from the first y axis)
                Step 2.  - 2 - 5 = 7  (subtract the second x axis from the first x axis)
Answer: 7/7
Final Answer: 1
Mark me as brainliest!!