document.write( "Question 190720: Solve the system using the method of your choice and tell how many solutions the system has. Please show all work.\r
\n" ); document.write( "\n" ); document.write( "2x+y=5 equation 1
\n" ); document.write( "3y=4x-5 equation 2
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Algebra.Com's Answer #143208 by checkley75(3666)\"\" \"About 
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2x+y=5 multiply by 2 7 ADD.
\n" ); document.write( "3y=4x-5
\n" ); document.write( "4X+2Y=10
\n" ); document.write( "-4X+3Y=-5
\n" ); document.write( "--------------
\n" ); document.write( "5Y=5
\n" ); document.write( "Y=5/5
\n" ); document.write( "Y=1 ANS.
\n" ); document.write( "2X+1=5
\n" ); document.write( "2X=5-1
\n" ); document.write( "2X=4
\n" ); document.write( "X=4/2
\n" ); document.write( "X=2 ANS.
\n" ); document.write( "Proof:
\n" ); document.write( "3*1=4*2-5
\n" ); document.write( "3=8-5
\n" ); document.write( "3=3
\n" ); document.write( "
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