document.write( "Question 487173: I need help in this exercise -12=3-2k-3k (solving multi-step) \n" ); document.write( "

Algebra.Com's Answer #332973 by Edwin McCravy(20056) $\"\"$ $\"About$

You can put this solution on YOUR website!

\r\n" );
document.write( "-12 = 3 - 2k - 3k\r\n" );
document.write( "\r\n" );
document.write( "Combine -2k - 3k as -5k\r\n" );
document.write( "\r\n" );
document.write( "-12 = 3 - 5k\r\n" );
document.write( "\r\n" );
document.write( "Add -3 to both sides of the equation:\r\n" );
document.write( "\r\n" );
document.write( "-12 =  3 - 5k\r\n" );
document.write( " -3   -3\r\n" );
document.write( "-------------\r\n" );
document.write( "-15 =     -5k\r\n" );
document.write( "\r\n" );
document.write( "Divide both sides by -5\r\n" );
document.write( "\r\n" );
document.write( "  = \r\n" );
document.write( "\r\n" );
document.write( "Simplify:\r\n" );
document.write( "\r\n" );
document.write( " 3 = \r\n" );
document.write( "\r\n" );
document.write( " 3 = k\r\n" );
document.write( "\r\n" );
document.write( "--------------------\r\n" );
document.write( "\r\n" );
document.write( "Checking:\r\n" );
document.write( "\r\n" );
document.write( "-12 = 3 - 2k - 3k\r\n" );
document.write( "-12 = 3 - 2(3) - 3(3)\r\n" );
document.write( "-12 = 3 - 6 - 9\r\n" );
document.write( "-12 = -12\r\n" );
document.write( "\r\n" );
document.write( "Edwin

\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( " \n" ); document.write( "

\n" );