document.write( "Question 160004: (4/(x+2)) + 3 = (3x/(x-3))\r
\n" );
document.write( "\n" );
document.write( "I do not need to graph, I just need to solve the equation (A rational equation, involving factoring and LCDs) and I am having some problems. The steps that I have are listed below:\r
\n" );
document.write( "\n" );
document.write( "4(x-3) + 3(x+2)(x+3) = 3x(x+2)\r
\n" );
document.write( "\n" );
document.write( "(4x-12)(3x+6)(3x-9) = 3x^2 + 6x\r
\n" );
document.write( "\n" );
document.write( "10x - 15 = 3x^2 + 6x\r
\n" );
document.write( "\n" );
document.write( "0 = 3x^2 - 4x + 15\r
\n" );
document.write( "\n" );
document.write( "I'm not sure if I did this problem correctly but I cannot seem to factor this equation for the correct answer.\r
\n" );
document.write( "\n" );
document.write( " \n" );
document.write( "
Algebra.Com's Answer #117978 by KnightOwlTutor(293)![]() ![]() You can put this solution on YOUR website! 4(x-3) + 3(x+2)(x+3) = 3x(x+2) Sorry this is wrong (x+3) should be(x-3)\r \n" ); document.write( "\n" ); document.write( "4(x-3)+3(x+2)(x-3)=3x(x+2) \n" ); document.write( "4x-12 +3(x^2+2x-3x-6)=3x^2+6X\r \n" ); document.write( "\n" ); document.write( "Simplify \n" ); document.write( "4x-12+3(x^2-x-6)=3x^2+6x \n" ); document.write( "4x-12+3x^2-3x-18=3x^2+6x \n" ); document.write( "x-12-18+3x^2=3x^2+6x\r \n" ); document.write( "\n" ); document.write( "x-30+3x^2=3x^2+6x\r \n" ); document.write( "\n" ); document.write( "subtract 3x^2 from both sides \n" ); document.write( "x-30=6x\r \n" ); document.write( "\n" ); document.write( "subtract x from both sides\r \n" ); document.write( "\n" ); document.write( "-30=5x\r \n" ); document.write( "\n" ); document.write( "-6=x\r \n" ); document.write( "\n" ); document.write( "Check answer by replacing x with -6 in the above equation\r \n" ); document.write( "\n" ); document.write( "-6-6/-6-3=2(-6)/-6-3\r \n" ); document.write( "\n" ); document.write( "-12/-9=-12/-9\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |