document.write( "Question 658034: What are the x, y, and z values for the problems:3x+2y+z=7, 5x+5y+4z=3, 3x+2y+3z=1, and how to solve to get those values? \n" ); document.write( "

Algebra.Com's Answer #410125 by ewatrrr(24785) $\"\"$ $\"About$

You can put this solution on YOUR website!

 
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document.write( "Hi,
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document.write( "3x+2y+z=7, 5x+5y+4z=3, 3x+2y+3z=1\r
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document.write( "3x+2y+z=7
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document.write( "3x+2y+3z=1  || Subtract 2nd from 1st
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document.write( "  -2z = 6
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document.write( "    z = -3\r
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document.write( "3x+ 2y = 10    ||multiply 1st EQ by 5 and subtract from 3 times the 2nd EQ
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document.write( "5x + 5y = 15
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document.write( "       5y = -5
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document.write( "        y = -1  and x = 4
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document.write( "and...Using 3x+2y+3z=1
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