document.write( "Question 1165325: Solve each system of equation by elimination. Show your work.
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document.write( "a. (6,a) b. (-4,b) c. (C,25) d. (d,-5)\r
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document.write( "a {6x+5y=-20, -6x+10y=25} b. {5x-4y=23, 7x+8y=5} \n" );
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Algebra.Com's Answer #789816 by solver91311(24713)![]() ![]() You can put this solution on YOUR website! \r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "\r\n" ); document.write( " 6x + 5y = -20\r\n" ); document.write( " -6x + 10y = 25\r\n" ); document.write( " ----------------\r\n" ); document.write( " 0x + 15y = 5\r\n" ); document.write( " y = 1/3\r\n" ); document.write( "\r\n" ); document.write( " -6x + 10(1/3) = 25\r\n" ); document.write( " -6x = 65/3\r\n" ); document.write( " x = -65/18\r\n" ); document.write( "\r\n" ); document.write( "\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "John \n" ); document.write( " \n" ); document.write( "My calculator said it, I believe it, that settles it \n" ); document.write( " ![]() \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "I > Ø \n" ); document.write( " |