Answer:
x = 3
Step-by-step explanation:
7(x + 4) - 7 = 48 - 2x ← distribute parenthesis and simplify left side
7x + 28 - 7 = 48 - 2x
7x + 21 = 48 - 2x ( add 2x to both sides )
9x + 21 = 48 ( subtract 21 from both sides )
9x = 27 ( divide both sides by 9 )
x = 3
 
        
                    
             
        
        
        
Answer: surface area = area of BASE + 1/2 × perimeter of base × slant HEIGHT.
        
             
        
        
        
C the bank will exchange his new car for a old one
        
                    
             
        
        
        
The perimeter would be 3/8+3/8+4/5+4/5= 2.35 or 2 7/20 square foot.
I hope this helps.
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