document.write( "Question 34726This question is from textbook Prealgebra & Introductory Algebra
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document.write( ": Solve the system of equations by the addition method.\r
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document.write( "x-4y=-18
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document.write( "-6-4y=64 \n" );
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Algebra.Com's Answer #20994 by Prithwis(166)![]() ![]() ![]() You can put this solution on YOUR website! -6-4y=64 \n" ); document.write( "=> 4y = -70 \n" ); document.write( "=> y = -35/2; \n" ); document.write( "x-4y=-18 \n" ); document.write( "=> x = 4y-18 = 4(-35/2)-18 = -88; \n" ); document.write( "Answer: (x,y) = (-88,-35/2) \n" ); document.write( " |