document.write( "Question 818041: if twice a number is added to the number the result is -15. find the number. write and solve equation \n" ); document.write( "
Algebra.Com's Answer #492325 by FightinBlueHens(27) ![]() You can put this solution on YOUR website! What number plus itself, plus itself gives you -15? \n" ); document.write( "Remember: Adding by a negative number is subtracting it, so if I take 2 grapes away from you, I am adding -2 grapes to the grapes that you have,\r \n" ); document.write( "\n" ); document.write( "What number, 3 times itself gives you -15? \n" ); document.write( "If negative 15 is the total, what number goes into it 3 times?\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "3x=-15\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=-5 \n" ); document.write( " |