document.write( "Question 107032: Stepdaughter called from Oregon with this problem....
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\n" ); document.write( "\n" ); document.write( " 3x + y =18
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\n" ); document.write( " x +3y = 14
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Algebra.Com's Answer #77860 by scott8148(6628)\"\" \"About 
You can put this solution on YOUR website!
multiplying first equation by -3 gives -9x-3y=-54 ... adding second equation gives -8x=-40, so x=5\r
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\n" ); document.write( "\n" ); document.write( "5+3y=14 ... 3y=9 ... y=3
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