It could be 2+1 beacuse it says there are twice as many
        
             
        
        
        
Send it to me and I'd be happy to help! :)
        
                    
             
        
        
        
Answer:
Yes it is.
Step-by-step explanation:
Yes it is.
Rational number is the subset of:
- Whole number(Positive number+0)
- Natural number
- Negative numbers
- Fractions &
- Decimals
-9 is a decimal, and decimals are subset of rational number so -9 is a rational number.
Hope this helps ;) ❤❤❤
 
        
             
        
        
        
Answer:
B. -x + 8
Step-by-step explanation:
Given expression

Consider the numerator 
First, use distributive property:

Open the brackets:

Combine the like terms:

Again use distributive property:

Now, the expression is

 
        
             
        
        
        
Answer:
5
Step-by-step explanation: