document.write( "Question 66433: Please help me solve this equation. 13x-5y=8
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document.write( " 3x+5y=8 \n" );
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Algebra.Com's Answer #47244 by ankor@dixie-net.com(22740)![]() ![]() You can put this solution on YOUR website! Solving this system of equations: \n" ); document.write( "13x - 5y = 8 \n" ); document.write( " 3x + 5y = 8 \n" ); document.write( "--------------adding eliminates y, leaving x to solve: \n" ); document.write( "16x + 0y = 16 \n" ); document.write( "16x = 16 \n" ); document.write( "x = 16/16 \n" ); document.write( "x = 1 \n" ); document.write( ": \n" ); document.write( "Find y by substituting 1 for x in the 2nd equation: \n" ); document.write( "3(1) + 5y = 8 \n" ); document.write( "3 + 5y = 8 \n" ); document.write( "5y = 8 - 3 \n" ); document.write( "5y = 5 \n" ); document.write( "y = 5/5 \n" ); document.write( "y = 1 \n" ); document.write( " |