document.write( "Question 454659: A number is doubled and then increased by 5. The result is -47. what is the original number? \n" ); document.write( "
Algebra.Com's Answer #312163 by ptaylor(2198)![]() ![]() You can put this solution on YOUR website! OK\r \n" ); document.write( "\n" ); document.write( "Let x=the number \n" ); document.write( "2x=double the number \n" ); document.write( "2x+5=the doubled number increased by 5 \n" ); document.write( "And we are told that this equals -47 \n" ); document.write( "sooooo \n" ); document.write( "2x+5=-47 subtract 5 from each side \n" ); document.write( "2x=-47-5=-52 \n" ); document.write( "2x=-52 \n" ); document.write( "x=-26------the number\r \n" ); document.write( "\n" ); document.write( "CK \n" ); document.write( "2*(-26)=-52 \n" ); document.write( "-52 increased by 5=-52+5=-47 \n" ); document.write( "-47=-47\r \n" ); document.write( "\n" ); document.write( "Hope this helps----ptaylor \n" ); document.write( " |