DaisyMoon DaisyMoon

15-09-2016
Mathematics

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A photo is 4 inches wide. It is placed inside a frame with a border that is x inches wide. The total width of the photo and the frame is 7 inches. Write an equation to model the situation, then solve the equation to find the width of the border.

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nobillionaireNobley nobillionaireNobley

17-09-2016

4 + 2x = 7
2x = 7 - 4 = 3
x = 3/2 = 1.5 inches

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