document.write( "Question 941118: Solve the following equations for x and y: 3x-7y=13 and 2x+5y=-1 \n" ); document.write( "

Algebra.Com's Answer #573669 by Fombitz(32388) $\"\"$ $\"About$

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Multiply the first equation by 5 and the second by 7 and add them together,
\n" ); document.write( " $\"15x-35y%2B14x%2B35y=65-7\"$
\n" ); document.write( " $\"29x=58\"$
\n" ); document.write( " $\"x=2\"$
\n" ); document.write( "Then,
\n" ); document.write( " $\"3%282%29-7y=13\"$
\n" ); document.write( " $\"6-7y=13\"$
\n" ); document.write( " $\"-7y=7\"$
\n" ); document.write( " $\"y=-1\"$
\n" ); document.write( " \n" ); document.write( "

\n" );