document.write( "Question 628413: Solve the following system of equation using SUBSTITUTION to eliminate one variable. If the system has no solution, indicate that it is inconsistent; if it has infinite solutions, indicate that it is dependent; if the system has one solution, check your answer. \r
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document.write( "y=-x+3
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document.write( "2x=-2y+10 \n" );
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Algebra.Com's Answer #395600 by Maths68(1474)![]() ![]() You can put this solution on YOUR website! y=-x+3.........(1) \n" ); document.write( "2x=-2y+10......(2) \n" ); document.write( "Put the value of y from (1) to (2) \n" ); document.write( "2x=-2(-x+3)+10 \n" ); document.write( "2x=2x-6+10 \n" ); document.write( "2x=2x+4 \n" ); document.write( "2x-2x=4 \n" ); document.write( "0=4 (which is not true)\r \n" ); document.write( "\n" ); document.write( "System has no solution and is inconsistent. \n" ); document.write( " |