document.write( "Question 890770: in a right triangle the measure of the legs are 16 and x+10 and the measure of the hypotenuse is 2x-6 find the value of x \n" ); document.write( "
Algebra.Com's Answer #539255 by JulietG(1812)\"\" \"About 
You can put this solution on YOUR website!
\"a%5E2\"+\"b%5E2\"=\"c%5E2\"
\n" ); document.write( "\"16%5E2\" + \"%28x%2B10%29%5E2\" = \"%282x-6%29%5E2\"
\n" ); document.write( "256 + \"x%5E2\"+20x+100 = 4\"x%5E2\"-24x+36
\n" ); document.write( "Subtract \"x%5E2\" from each side
\n" ); document.write( "356 + 20x = 3\"x%5E2\"-24x+36
\n" ); document.write( "Subtract 356 from each side, subtract 20x from each side
\n" ); document.write( "0 = 3\"x%5E2\"-44x-320
\n" ); document.write( "Factor
\n" ); document.write( "(3x+16)(x-20)
\n" ); document.write( "X must be a counting number so we can disregard the first factor.
\n" ); document.write( "x-20=0
\n" ); document.write( "x=20
\n" ); document.write( ".
\n" ); document.write( "Let's plug it in to see if it works.
\n" ); document.write( "\"a%5E2\"+\"b%5E2\"=\"c%5E2\"
\n" ); document.write( "Sides are 16, X=10 (20+10), hypotenuse 2x-6 (40-6)
\n" ); document.write( "\"16%5E2\"+\"30%5E2\"=\"34%5E2\"
\n" ); document.write( "256+900=1156
\n" ); document.write( "Success!
\n" ); document.write( "
\n" );