document.write( "Question 99666: Solve. 3x – 7 = 2x + 8 \n" ); document.write( "
Algebra.Com's Answer #72534 by falloutboy_fan02(2)![]() ![]() ![]() You can put this solution on YOUR website! Objective: Isolate X.\r \n" ); document.write( "\n" ); document.write( "3x - 7 = 2x + 8 \n" ); document.write( "3x + (-2x) - 7 = 2x + (-2x) + 8 Add the additve inverse of 2x to both sides. \n" ); document.write( "x - 7 = 8 \n" ); document.write( "x - 7 + (7) = 8 + (7) Add the additive inverse of -7 to both sides. \n" ); document.write( "x = 15 \n" ); document.write( " |