document.write( "Question 1154301: Bill is 5 times as old as his sister. Bill’s age plus his sister's age adds up to 15.
\n" ); document.write( "Set up a system using x for Bill’s age and y for his sister’s age.
\n" ); document.write( "Solve the system.
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Algebra.Com's Answer #776692 by josgarithmetic(39625)\"\" \"About 
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\n" ); document.write( "Set up a system using x for Bill’s age and y for his sister’s age.
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\n" ); document.write( "??
\n" ); document.write( "?\r
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\n" ); document.write( "\n" ); document.write( "Better:
\n" ); document.write( "x for his sister
\n" ); document.write( "and
\n" ); document.write( "y for Bill\r
\n" ); document.write( "\n" ); document.write( "That assigning would make better sense.\r
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\n" ); document.write( "\n" ); document.write( "\"system%28y=5x%2Cy%2Bx=15%29\"\r
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\n" ); document.write( "\n" ); document.write( "If you feel you must follow the instructions exactly in your exercise as it is written, then simply switch the x and y variables.
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