document.write( "Question 101945: Solve each of the following systems by substitution. I am having major problems with these kind of problems...HELP, ZACK\r
\n" ); document.write( "\n" ); document.write( "5x - 2y= -5
\n" ); document.write( "1 y - 5x = 3\r
\n" ); document.write( "\n" ); document.write( "8x - 4y = 16
\n" ); document.write( " y = 2x - 4\r
\n" ); document.write( "\n" ); document.write( " This last problem the 4y and the y in the next prblem line up buy it isnt turning out like that before i submit it \n" ); document.write( "
Algebra.Com's Answer #854640 by MathTherapy(10858)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "Solve each of the following systems by substitution.  I am  having major problems with these kind of problems...HELP,  ZACK\r\n" );
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document.write( "5x - 2y= -5\r\n" );
document.write( "1 y - 5x = 3\r\n" );
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document.write( "8x - 4y = 16\r\n" );
document.write( "      y = 2x - 4\r\n" );
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document.write( "I guess , by you saying that \".....This last problem the 4y and the y in the next prblem line up buy it isnt turning out like\r\n" );
document.write( "that before i submit it\r\n" );
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document.write( "The following response by the other person, is mere RUBBISH!! It's so senseless that this author thinks that a person who knows nothing\r\n" );
document.write( "about math, will agree!  \r\n" );
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document.write( "\"5x - 2y= -5\r\n" );
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document.write( "Divide everything by 2y to get Y by itself.\r\n" );
document.write( "so 5x divided by -2\r\n" );
document.write( "y = -5/2x 5/2\r\n" );
document.write( "the -5 becomes postive because negative 5 divided by negative two is a positive, so positive 5 over 2.\r\n" );
document.write( "the answer is\r\n" );
document.write( "y = -5/2x + 5/2\r\n" );
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document.write( "8x - 4y = 16\r\n" );
document.write( "Divide by -4y on all sides to get y by itself. That is the ultimate goal, y to be by itself.\r\n" );
document.write( "8 divided by -4 is -2x and 16 divided by -4 is -4.\r\n" );
document.write( "so y = -2x -4\"\r\n" );
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document.write( "For the 1st system, see: Equations/94042 for this author's response.\r\n" );
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document.write( "2nd system:  8x - 4y = 16___2x - y = 4___2x - 4 = y ---- eq (i)\r\n" );
document.write( "                                 y = 2x - 4 ---- eq (ii)\r\n" );
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document.write( "As seen above, both equations are EXACTLY the SAME, so this constitutes a CONSISTENT/DEPENDENT SYSTEM, with an INFINITE number\r\n" );
document.write( "of solutions, as both equations represent the same line. This author believes this is why you may've had problems solving it.
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