Mathematics, 20.11.2020 17:00 kimhayleeshook50

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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?
A 7x+37x +49
B. 11x2 + 47x + 49
C. 7x2 + 47x +49
D. 7x2 + 5x +49
Drawing not to scale.
(2x + 5)
3x + 7

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In the diagram at the right, the length of a square is (3x + 7)u

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