document.write( "Question 815191: Express your answer as an ordered pair.solve by using elimination 3x-2=15x-2y=5\r
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Algebra.Com's Answer #490760 by Edwin McCravy(20059)\"\" \"About 
You can put this solution on YOUR website!
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document.write( "    3x-2 = 15x-2y = 5\r\n" );
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document.write( "Make two equations:\r\n" );
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document.write( "         3x-2 = 15x-2y\r\n" );
document.write( "(1)    15x-2y = 5\r\n" );
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document.write( "Simplify the first equation:\r\n" );
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document.write( "         3x-2 = 15x-2y\r\n" );
document.write( "(2)   -12x+2y = 2\r\n" );
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document.write( "Put equations (1) and (2) together as a system to solve\r\n" );
document.write( "by elimination:\r\n" );
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document.write( "(1)    15x-2y = 5\r\n" );
document.write( "(2)   -12x+2y = 2\r\n" );
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document.write( "Add the two equations term by term\r\n" );
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document.write( "(1)    15x-2y = 5\r\n" );
document.write( "(2)   -12x+2y = 2\r\n" );
document.write( "-----------------\r\n" );
document.write( "        3x    = 7\r\n" );
document.write( "         x    = 7/3\r\n" );
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document.write( "Substitute 7/3 for x in (1)\r\n" );
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document.write( "(1)    15x-2y = 5\r\n" );
document.write( "   15(7/3)-2y = 5\r\n" );
document.write( "        35-2y = 5\r\n" );
document.write( "          -2y = -30\r\n" );
document.write( "            y = 15\r\n" );
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document.write( "Solution x = 7/3,  y = 15.\r\n" );
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document.write( "Edwin
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