kitkatbear kitkatbear

14-03-2017
Mathematics

contestada

a family is building a new house on a rectangular lot of land. the lot measures 7x by 11x and the house will be 2x by 3x.how much land will be left for their yard after the house is built?
A. 77x^2
B. 83x^2
C.40x^2
D. 71x^2

Respuesta :

17-03-2017

(leftover = land - house) area

7x*11x - 2x*3x = 77x -6x

left= 77x^2

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