document.write( "Question 189318:
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document.write( "94). Perimeter of a rectangle. The width of a rectangular playground
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document.write( "is 2x - 5 feet, and the length is 3x+9 feet. Write a
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document.write( "polynomial P(x) that represents the perimeter and then
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document.write( "evaluate this perimeter polynomial if x is 4 feet.
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Algebra.Com's Answer #142043 by checkley75(3666)![]() ![]() ![]() You can put this solution on YOUR website! p(x)=2(2x+5)+2(3x+9) \n" ); document.write( "p(4)=2(2*4+5)+2(12+9) \n" ); document.write( "p(4)=2(8+5)+2*21 \n" ); document.write( "p(4)=2*13+42 \n" ); document.write( "p(4)=26+42 \n" ); document.write( "p(4)=68 ans. \n" ); document.write( " |