Answer:
Step-by-step explanation:
 
        
             
        
        
        
You can first multiply your coefficients (7x9), which gives you 63. You can then simplify the exponents by using the rule that when two terms with the same variable are being multiplied, you can simplify by adding exponents. Since 7+3= 10, your simplified answer would be 63x^10 :) hope it helped!
        
             
        
        
        
Answer:
2
Step-by-step explanation:
Its the only graph that matches.
 
        
                    
             
        
        
        
Answer:
14/3 - 4 and 2/3
35/8- 4 and 3/8
51/12- 4 and 3/12
22/5- 4 and 2/5
Step-by-step explanation:
 
        
             
        
        
        
Example:
If I give u a ratio of the number of teachers to students is 2:1 would mean that for every 2 teachers there is 1 student. 
In question 10(a) the ratio of grey to black is 3:1 which means that the percentage would be 33%
In 10 (B) the ratio would be 6:4