10.15.24_YOU DO! _Add/Subt. Polynomials

If a rectangular enclosure has a length that measures of 2x - 9 and a width that measures 6x - 2, find the perimeter.

• 16x - 22

• 8x - 16

• 16x + 22

• 8x + 16

Tags

TEKS.MATH.9-12.IV.C.1

TEKS.MATH.9-12.II.B.1

If a rectangular enclosure has a length that measures of 3x - 1 and a width that measures 2x - 3, find the perimeter.

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• 3x - 5

• 6x - 10

• 14x - 14

• 12x - 20

Tags

TEKS.MATH.9-12.II.C.1

TEKS.MATH.9-12.II.B.1

Mathematical Equivalence

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Betty's rectangular enclosure has a perimeter of 14x - 20. If the length measures 4x - 16, what is the measurement of the width?

(P = 2l + 2w)

• 3x + 6

• 6x + 12

• 12x + 24

• 22x - 12

Betty's rectangular enclosure has a perimeter of 10x - 30. If the length measures x - 12, what is the measurement of the width? (P = 2l + 2w)

Mathematical Equivalence

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