document.write( "Question 253107: I need some help with a math question. solve the linear system.
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document.write( "3x-2y= -19,2y= 2x+16 \n" );
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Algebra.Com's Answer #185334 by palanisamy(496)![]() ![]() ![]() You can put this solution on YOUR website! The given equations are, \n" ); document.write( " 3x-2y= -19 ...(1) \n" ); document.write( " 2y= 2x+16 ...(2) \n" ); document.write( " Sustituting in (1), we get \n" ); document.write( " 3x-(2x+16) = -19 \n" ); document.write( " 3x-2x-16 = -19 \n" ); document.write( " x = -19+16 \n" ); document.write( " x = -3 \n" ); document.write( "Put x=-3 in(1). 3*(-3)-2y =-19 \n" ); document.write( " -9-2y = -19 \n" ); document.write( " -2y = -19+9 \n" ); document.write( " y = (-10)/(-2) \n" ); document.write( " y = 5 \n" ); document.write( "Therefore the solution is x = -3 and y = 5 \n" ); document.write( " \n" ); document.write( " |