document.write( "Question 387183: Please help solve this equation:\r
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document.write( "Solve the system of equations using substitution. Be sure to write your answer as an ordered pair\r
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document.write( "y = 2x + 1
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document.write( "7x-y=26\r
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document.write( "Thanks! \n" );
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Algebra.Com's Answer #273675 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! y = 2x + 1 \n" ); document.write( "7x-y=26 \r \n" ); document.write( "\n" ); document.write( "---- \n" ); document.write( "Substitute for \"y\" and solve for \"x\": \n" ); document.write( "7x - (2x+1) = 26 \n" ); document.write( "5x = 27 \n" ); document.write( "x = 27/5 \n" ); document.write( "---- \n" ); document.write( "Since y = 2x+1 \n" ); document.write( "y = 2(27/5)+1 \n" ); document.write( "y = 54/5 +5/5 \n" ); document.write( "y = 59/5 \n" ); document.write( "---- \n" ); document.write( "Solution: (27/5 , 59/5) \n" ); document.write( "=========================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================ \n" ); document.write( " |