document.write( "Question 293020: 7a=2(a-10) \n" ); document.write( "
Algebra.Com's Answer #211521 by texttutoring(324)![]() ![]() You can put this solution on YOUR website! First distribute the right side:\r \n" ); document.write( "\n" ); document.write( "7a = 2a-20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now subtract 2a from both sides:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "7a-2a = -20 \n" ); document.write( "5a=-20\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now divide both sides by 5\r \n" ); document.write( "\n" ); document.write( "a = -20/5 \n" ); document.write( "a=-4 \n" ); document.write( " |