document.write( "Question 54066: Here is a problem I have put through a few times, but getting difference answers and a bit confused. Hope someone can show me how to work it out.\r
\n" );
document.write( "\n" );
document.write( " I need to solve for x and show proof:\r
\n" );
document.write( "\n" );
document.write( " -4 (2x -3) = 8x + 5\r
\n" );
document.write( "\n" );
document.write( " Thanks,
\n" );
document.write( " Sher \n" );
document.write( "
Algebra.Com's Answer #36312 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! -4 (2x -3) = 8x + 5 \n" ); document.write( "Use distribution to get: \n" ); document.write( "-8x+12 = 8x + 5 \n" ); document.write( "Add 8x and subtract 5 from both sides to get: \n" ); document.write( "16x=7 \n" ); document.write( "Divide both sides by 16 to get: \n" ); document.write( "x=7/16 \n" ); document.write( "Proof: \n" ); document.write( "-4(2(7/16)-3) = 8(7/16) + 5 \n" ); document.write( "-4(7/8-24/8) =7/2+10/2 \n" ); document.write( "-4(-17/8) = 17/2 \n" ); document.write( "17/2= 17/2 \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " \n" ); document.write( " |