Find the area of a rectangular park whose length and breadth are (x+3) and (x-7)

respectively. Simplify and hence evaluate your result for x=12.

answer it fast i will mark u brainliest

respectively. Simplify and hence evaluate yo

Find the area of a rectangular park whose length and breadth are (x+3) and (x-7)

respectively. Simplify and hence evaluate your result for x=12.

answer it fast i will mark u brainliest

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Answer:(x+3)(x-7)=x2-7x+3x-21=

x2-4x-21

X2(7x-3x)-21

x(x-7) -(x-7)

x=7