document.write( "Question 527300: Disprove:
\n" ); document.write( "If a, b, and c are integers such that a does not divide b and c does not divide d, then a+c does not divide b+d \n" ); document.write( "

Algebra.Com's Answer #348856 by richard1234(7193) $\"\"$ $\"About$

You can put this solution on YOUR website!
Counterexample: Let a = 2, b = 7, c = 3, d = 13. Here, the conditions are met, but a+c divides b+d (5 divides 20). \n" ); document.write( "

\n" );