document.write( "Question 535002: Four times a number is equal to twice the sum of five and that number find the unknown number?
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Algebra.Com's Answer #351726 by ptaylor(2198)![]() ![]() You can put this solution on YOUR website! Let x=the number; 4x=four times the number;2(x+5)=twice the sum of 5 and that number \n" ); document.write( "And we are told the following: \n" ); document.write( "4x=2(x+5) get rid of parens \n" ); document.write( "4x=2x+10 subtract 2x from each side \n" ); document.write( "4x-2x=2x-2x+10 \n" ); document.write( "2x=10 \n" ); document.write( "x=5-----------the number \n" ); document.write( "CK \n" ); document.write( "4*5=2*(5+5) \n" ); document.write( "20=20\r \n" ); document.write( "\n" ); document.write( "Hope this helps----ptaylor \n" ); document.write( " |