Asked by Eighth Grader
                A rectangular patio has a length of f(x)=4x-3 and a width of g(x)=x-4. If the patio's perimeter was 84 feet, what would the value of x be? Please explain!!
            
            
        Answers
                    Answered by
            Eighth Grader
            
    Come on. My math exam is tomorrow. 
HELP!!!!!!
    
HELP!!!!!!
                    Answered by
            Reiny
            
    length = 4x-3
Width = x-4
2W + 2L = perimeter
2(4x-3) + 2(x-4) = 84
8x - 6 + 2x - 8 = 84
10x = 98
x = 9.8
    
Width = x-4
2W + 2L = perimeter
2(4x-3) + 2(x-4) = 84
8x - 6 + 2x - 8 = 84
10x = 98
x = 9.8
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