document.write( "Question 299269: In 30 years, Sue will be 4 times as old as she is now. How old is she is now?\r
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document.write( "I used the equation 4x = 30 - x.....but I don't think that is correct. \n" );
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Algebra.Com's Answer #215092 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! In 30 years, Sue will be 4 times as old as she is now. How old is she is now? \n" ); document.write( "I used the equation 4x = 30 - x.....but I don't think that is correct. \n" ); document.write( "---------------- \n" ); document.write( "She's x years old now. In 30 years, she'll be x+30. \n" ); document.write( "x + 30 = 4x \n" ); document.write( "3x = 30 \n" ); document.write( "x = 10 \n" ); document.write( " \n" ); document.write( " |