document.write( "Question 388586: Use the substitution method to solve the linear system given. Express the answer as an ordered pair of the form (x,y)
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document.write( "x + y = 5\r
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document.write( "2x + y = 6\r
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document.write( "I need these answers to be as straightforward as possible. No shown work is needed. *Thank you for all simply put answers*\r
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Algebra.Com's Answer #274931 by texttutoring(324)![]() ![]() You can put this solution on YOUR website! x+y=5 \n" ); document.write( "2x+y=6\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Let`s isolate for x in equation 1:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x = 5-y\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now let`s substitute this value into 2x+y=6:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "2(5-y) + y = 6 \n" ); document.write( "10 - 2y + y = 6 \n" ); document.write( "10 - y = 6 \n" ); document.write( "10 - 6 = y \n" ); document.write( "y = 4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Now find x:\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=5-y \n" ); document.write( "x=5-4 \n" ); document.write( "x=1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "So the answer, as an ordered pair is: (1,4) \n" ); document.write( " |