document.write( "Question 1032823: find the value of x by solving the equation. show your work
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document.write( "(10+2x)(5+2x)= 126 \n" );
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Algebra.Com's Answer #647397 by Boreal(15235)![]() ![]() You can put this solution on YOUR website! (10+2x)(5+2x)= 126 \n" ); document.write( "50+20x+10x+4x^2=126 \n" ); document.write( "4x^2+30x-76=0 \n" ); document.write( "divide by 2 \n" ); document.write( "2x^2+15x-38=0 \n" ); document.write( "(2x+19)(x-2)=0 \n" ); document.write( "x=-9.5, x=2 \n" ); document.write( "Try 2 \n" ); document.write( "14*9=126 \n" ); document.write( "Try -9.5 \n" ); document.write( "(-9)(-14)=126 \n" ); document.write( "solutions are 2, -9.5 \n" ); document.write( " \n" ); document.write( " |