document.write( "Question 287619: |9x-9| = |x+7| \n" ); document.write( "
Algebra.Com's Answer #208398 by texttutoring(324)![]() ![]() You can put this solution on YOUR website! You have to treat this as two separate cases, which will give you two separate answers.\r \n" ); document.write( "\n" ); document.write( "Case 1: left side is positive, and right side is positive.\r \n" ); document.write( "\n" ); document.write( "9x-9=x+7 \n" ); document.write( "8x=16 \n" ); document.write( "x=2\r \n" ); document.write( "\n" ); document.write( "Case 2: left side is positive, right side is negative\r \n" ); document.write( "\n" ); document.write( "9x-9 = -(x+7) \n" ); document.write( "9x-9 = -x-7 \n" ); document.write( "10x = 2 \n" ); document.write( "x=2/10 \n" ); document.write( "x=1/5 \n" ); document.write( " |