document.write( "Question 701150: The bases of a trapezoid are x+3 and 2x-1. Find its area if the altitude is x+4 cm? \n" ); document.write( "
Algebra.Com's Answer #432249 by checkley79(3341)\"\" \"About 
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Bases = x+3 and 2x-1
\n" ); document.write( "Height = x+4
\n" ); document.write( "Area=(b1+b2/2)*h
\n" ); document.write( "[(x+3)+(2x-1)]/2*(x+4)
\n" ); document.write( "[3x+2]/2*(x+4)
\n" ); document.write( "[3x/2+1](x+4)
\n" ); document.write( "3x^2/2+x+12x/2+4
\n" ); document.write( "1.5x^2+x+6x+4
\n" ); document.write( "1.5x^2+7x+4 ans.
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