document.write( "Question 913199: One integer is four more than another integer. the sum of the integers is eighteen. find the integers \n" ); document.write( "
Algebra.Com's Answer #805707 by CubeyThePenguin(3113)\"\" \"About 
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x = y + 4
\n" ); document.write( "x + y = 18\r
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\n" ); document.write( "\n" ); document.write( "Substitute x = y + 4 into the second equation.\r
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\n" ); document.write( "\n" ); document.write( "x + y = 18
\n" ); document.write( "(y + 4) + y = 18
\n" ); document.write( "2y + 4 = 18
\n" ); document.write( "2y = 14
\n" ); document.write( "y = 7\r
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\n" ); document.write( "\n" ); document.write( "The integers are x = 11 and y = 7.
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