document.write( "Question 394038: Solve using substitution process.
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document.write( "15x-9y=-3
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document.write( "-5x+3y=-7 \n" );
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Algebra.Com's Answer #279581 by richard1234(7193)![]() ![]() You can put this solution on YOUR website! No solutions. You can multiply the second equation by 3 to obtain\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "15x - 9y = -3 \n" ); document.write( "-15x + 9y = -21\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "We see that if there is a solution (x,y), then 0 = -24 if we add the two equations. \n" ); document.write( " |