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 #789817 by Seutip(231)![]() ![]() You can put this solution on YOUR website! Solve each system of equation by elimination. \n" ); document.write( "Show your work. (uhm sorry but i don't know what you mean \n" ); document.write( "in here but i can help you with the other given) \n" ); document.write( "a. (6,a) \n" ); document.write( "b. (-4,b) \n" ); document.write( "c. (C,25) \n" ); document.write( "d. (d,-5)\r \n" ); document.write( "\n" ); document.write( "a {6x+5y=-20, -6x+10y=25} \n" ); document.write( "Since -6x+10y=25 you can do this \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "b. {5x-4y=23, 7x+8y=5} \n" ); document.write( "Multiply first equation by 2 \n" ); document.write( "10x-8y=46 then add to \n" ); document.write( "7x+8y=5 \n" ); document.write( "17x=51 \n" ); document.write( "X=3 \n" ); document.write( "y=-2\r \n" ); document.write( "\n" ); document.write( "Hope that helps! \n" ); document.write( " |