Answer:
7 inches
Explanation:
Perimeter of rectangle (television) = 34 inches
Width(b) of rectangle = 10 inches
Length(L) of rectangle = ?
Perimeter = 2(L + b)
=> Perimeter = 2(L + 10)
=> 34 = 2(L + 10)
=> 34/2 = L + 10
=> 17 = L + 10
=> L = 17 - 10
=> L = 7 inches