document.write( "Question 1072815: In a right triangle ABC , measure of angle C=90 degrees. If AB=6x-1, BC=4x+6 and AC=2x+1, find x. \n" ); document.write( "
Algebra.Com's Answer #687953 by MaxWong(38)\"\" \"About 
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(2x+1)^2 + (4x+6)^2 = (6x-1)^2
\n" ); document.write( "4x^2 + 4x + 1 + 16x^2 + 48x + 36 = 36x^2 - 12x + 1
\n" ); document.write( "20x^2 + 52x + 37 = 36x^2 - 12x + 1
\n" ); document.write( "16x^2 - 64x - 36 = 0
\n" ); document.write( "x = \"%28-%28-64%29%2B-sqrt%2A%28%28-64%29%5E2-%284%29%2816%29%28-36%29%29%29%2F%282%2816%29%29\"=\"2%2B-5%2F2\"
\n" ); document.write( "x = 9/2 or -1/2(rejected)
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