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in the diagram at the right, the length of a square is (3x+7) units. The dimensions of the cut-out rectangle are x by (2x+5) units. Which choice expresses the area of the shaded regions, in square units?
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in the diagram at the right, the length of a square is (3x+7) units. The dimensions of the cut-out rectangle are x by (2x+5) units. Which choice expresses the area of the shaded regions, in square units?​

in the diagram at the right, the length of a square is (3x+7) units. The dimensions-example-1
User AlBlue
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1 Answer

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{(3x + 7)}^(2) - ((2x + 5) * x)


= 7 {x}^(2) - 5x + 49

User MdDroid
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