document.write( "Question 948231: Is (-2, 3) a solution of the system? Make sure to state yes or no and show your work to justify your answer.
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document.write( "y = 2x + 7
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document.write( "x = y - 4 \n" );
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Algebra.Com's Answer #578716 by amarjeeth123(569)![]() ![]() ![]() You can put this solution on YOUR website! The given set of equations is, \n" ); document.write( "y = 2x + 7.........equation 1 \n" ); document.write( "x = y - 4..........equation 2 \n" ); document.write( "From equation 2 we get y=x+4. \n" ); document.write( "Substituting in 1 we get, \n" ); document.write( "2x+7=x+4 \n" ); document.write( "x=-3 \n" ); document.write( "y=1 \n" ); document.write( "(-2,3) is not a solution of the system. \n" ); document.write( " \n" ); document.write( " |