document.write( "Question 102921: Solve each of the following systems by substitution.\r
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document.write( "5x-2y=-5\r
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document.write( "y-5x=3 \n" );
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Algebra.Com's Answer #76369 by HyperBrain(694)![]() ![]() ![]() You can put this solution on YOUR website! y-5x=3 \n" ); document.write( "___y=5x+3\r \n" ); document.write( "\n" ); document.write( "5x-2y=-5\r \n" ); document.write( "\n" ); document.write( "But, \n" ); document.write( "___y=5x+3\r \n" ); document.write( "\n" ); document.write( "thus,\r \n" ); document.write( "\n" ); document.write( "5x-2(5x+3)=-5 \n" ); document.write( "__5x-10x-6=-5 \n" ); document.write( "_______-5x=1 \n" ); document.write( "_________x=-1/5\r \n" ); document.write( "\n" ); document.write( "Solving for y,\r \n" ); document.write( "\n" ); document.write( "y=5(-1/5)+3 \n" ); document.write( "_=-1+3 \n" ); document.write( "_=2\r \n" ); document.write( "\n" ); document.write( "Therefore, x==-1/5 and y=2\r \n" ); document.write( "\n" ); document.write( "Power up, \n" ); document.write( "HyperBrain \n" ); document.write( " |