document.write( "Question 1055850: You are 3 times older than your younger sister and you are 12 years old. Write an equation and solve for your younger sister's age. Will you be 3 times her age next year?
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Algebra.Com's Answer #671023 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! You are 3 times older than your younger sister and you are 12 years old. Write an equation and solve for your younger sister's age. Will you be 3 times her age next year? \n" ); document.write( "------ \n" ); document.write( "1 time older = 2x as old. \n" ); document.write( "2 times older = 3x as old. \n" ); document.write( "3 times older = 4x as old. \n" ); document.write( "---------- \n" ); document.write( "Sister's age = S \n" ); document.write( "You are 4*S = 12 \n" ); document.write( "S = 3 \n" ); document.write( "----- \n" ); document.write( "Will you be 3 times her age next year? \n" ); document.write( "--- \n" ); document.write( "No. \n" ); document.write( "You're 3 & 12. \n" ); document.write( "Next year you'll be 4 & 13.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |