document.write( "Question 189318:
\n" ); document.write( "94). Perimeter of a rectangle. The width of a rectangular playground
\n" ); document.write( "is 2x - 5 feet, and the length is 3x+9 feet. Write a
\n" ); document.write( "polynomial P(x) that represents the perimeter and then
\n" ); document.write( "evaluate this perimeter polynomial if x is 4 feet.
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Algebra.Com's Answer #142043 by checkley75(3666)\"\" \"About 
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.
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