document.write( "Question 563492: x=2y
\n" ); document.write( "y=x-2
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Algebra.Com's Answer #364899 by Maths68(1474)\"\" \"About 
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x=2y............(1)
\n" ); document.write( "y=x-2...........(2)
\n" ); document.write( "Substitute the value of x from (1) to (2)
\n" ); document.write( "y=2y-2
\n" ); document.write( "y-2y=-2
\n" ); document.write( "-y=-2
\n" ); document.write( "Multiply by -1 both sides of the above equation
\n" ); document.write( "-y(-1)=-2(-1)
\n" ); document.write( "y=2
\n" ); document.write( "Put the value of y in (1)
\n" ); document.write( "x=2y
\n" ); document.write( "x=2(2)
\n" ); document.write( "x=4\r
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\n" ); document.write( "\n" ); document.write( "x,y=4,2\r
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\n" ); document.write( "\n" ); document.write( "Check
\n" ); document.write( "=====
\n" ); document.write( "Put the value of x and y in (1)
\n" ); document.write( "x=2y
\n" ); document.write( "4=2(2)
\n" ); document.write( "4=4
\n" ); document.write( "Put the value of x and y in (2)
\n" ); document.write( "y=x-2...........(2)
\n" ); document.write( "2=4-2
\n" ); document.write( "2=2
\n" ); document.write( "
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