document.write( "Question 194658: The sum of two numbers is 13. The larger number is 1 more than 3 times the smaller number. What are the numbers? \n" ); document.write( "
Algebra.Com's Answer #146037 by Mathtut(3670)\"\" \"About 
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let the numbers by a and b
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\n" ); document.write( "a+b=13.........eq 1
\n" ); document.write( "a=3b+1.........eq 2 so th larger number is a
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\n" ); document.write( "take a's value from eq 2 and plug it into eq 1
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\n" ); document.write( "3b+1+b=13
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\n" ); document.write( "4b=12
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\n" ); document.write( "b=3
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\n" ); document.write( "a=3b+1=3(3)+1=10
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