document.write( "Question 366776: The sum of twice a number and 20 less than the number is the same as the difference between -28 and the number. What is the number \n" ); document.write( "
Algebra.Com's Answer #261442 by mananth(16946)![]() ![]() You can put this solution on YOUR website! let the number be x\r \n" ); document.write( "\n" ); document.write( "2x+(x-20) =-28-x \n" ); document.write( "2x+x-20=-28-x \n" ); document.write( "3x-20=-28-x \n" ); document.write( "3x+x=-28+20 \n" ); document.write( "4x=-8 \n" ); document.write( "/4 \n" ); document.write( "x=-2 \n" ); document.write( ".. \n" ); document.write( "m.ananth@hotmail.ca \n" ); document.write( " |