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If a = 4, what is the value of the expression 12-a/4

User Abarraford
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The length of a rectangle is 2 inches more than it's width. The perimeter of the rectangle is 24 inches. The equation 2x + 2(x + 2) =24
User RyanHirsch
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Substitute 4 for a in the given expression:  12 -(4)/4 = 12 - 1 = 11 (answer)
User Askheaves
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