document.write( "Question 422813: if the sum of a number and nine is doubled, the result is four less than the number. find the number. \n" ); document.write( "
Algebra.Com's Answer #295042 by stanbon(75887) ![]() You can put this solution on YOUR website! if the sum of a number and nine is doubled, the result is four less than the number. find the number. \n" ); document.write( "--- \n" ); document.write( "Let the number be \"x\". \n" ); document.write( "Equation: \n" ); document.write( "2(x+9) = x-4 \n" ); document.write( "--- \n" ); document.write( "2x+18 = x-4 \n" ); document.write( "x = -22 \n" ); document.write( "============ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "============ \n" ); document.write( " |