document.write( "Question 847686: Solve the following system by eliminating the y variable. (If there is no solution, enter NO SOLUTION for each answer. If there are infinitely many solutions, enter INFINITELY MANY for each answer.)
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document.write( "5x-3y=-7
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document.write( "15x-y=3\r
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document.write( "I need help. im really busting my brain with this one. \n" );
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Algebra.Com's Answer #510661 by richwmiller(17219)![]() ![]() You can put this solution on YOUR website! one solution \n" ); document.write( "x = 2/5, y = 3\r \n" ); document.write( "\n" ); document.write( "5x-3y=-7 \n" ); document.write( "multiply by 3 \n" ); document.write( "subtract \n" ); document.write( "15x-9y=-21 \n" ); document.write( "15x-y=3 \n" ); document.write( "-8y=-24 \n" ); document.write( "y=3\r \n" ); document.write( "\n" ); document.write( "5x-3(3)=-7 \n" ); document.write( "5x-9=-7 \n" ); document.write( "5x=2 \n" ); document.write( "x=2/5\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( " \n" ); document.write( " |