Answer: I think its $176.40
Step-by-step explanation:
The area would be 21
Feet would be = 50.4 (21 x 2.4)
Then it would cost $176.40 (50.4 x $3.50)
I might be wrong, I'm not entirely sure.
 
        
                    
             
        
        
        
Answer:
7/4
Step-by-step explanation:
35 divided by 5
20 divided by 5
 
        
                    
             
        
        
        
|x| = x for x ≥ 0
examples:
|3| = 3; |0.56| = 0.56; |102| = 102
|x| = -x for x < 0
examples:
|-3| = -(-3) = 3; |-0.56| = -(-0.56) = 0.56; |-102| = 102
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Use PEMDAS:
P	Parentheses first
E	Exponents (ie Powers and Square Roots, etc.)
MD	Multiplication and Division (left-to-right)
AS	Addition and Subtraction (left-to-right)
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Put the values of x to the equation of the function h(x):

 
        
             
        
        
        
Answer:
12 and 36
Step-by-step explanation:
x+3x=48
4x=48
divide by 4
x=12
48-12=36
 
        
                    
             
        
        
        
Answer:
66
Step-by-step explanation:
I don't know the explanation but the answer is correct.