document.write( "Question 150520: x=2y+z=2
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document.write( "5x=z
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document.write( "y=-2x
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document.write( "
Algebra.Com's Answer #110486 by mangopeeler07(462)![]() ![]() ![]() You can put this solution on YOUR website! x=2y+z=2 \n" ); document.write( "5x=z \n" ); document.write( "y=-2x\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Plug in y and z\r \n" ); document.write( "\n" ); document.write( "x=2(-2x)+5x=2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=-4x+5x=2 \n" ); document.write( "x=x=2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "x=2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "5(2)=z \n" ); document.write( "z=10\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "y=-2(2) \n" ); document.write( "y=-4\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Answer: \n" ); document.write( "x=2 \n" ); document.write( "y=-4 \n" ); document.write( "z=10 \n" ); document.write( " |