document.write( "Question 248206: I am totally confused here this problem says solve by elimination
\n" ); document.write( "0.3x-0.2y=4
\n" ); document.write( "0.5x+0.5y=45/23
\n" ); document.write( "It says the solution must be in fraction form can someone help me please? Thanks
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Algebra.Com's Answer #180889 by Fombitz(32388)\"\" \"About 
You can put this solution on YOUR website!
\"+0.3x-0.2y=4+\"
\n" ); document.write( "\"+0.5x%2B0.5y=45%2F23\"
\n" ); document.write( "First step, multiply boths sides by 10.
\n" ); document.write( "1.\"+3x-2y=40\"
\n" ); document.write( "2.\"+5x%2B5y=450%2F23\"
\n" ); document.write( "Multiply eq. 1 by 5 and eq. 2 by 2 and add them to eliminate y.
\n" ); document.write( "\"15x-10y%2B10x%2B10y=200%2B900%2F23\"
\n" ); document.write( "\"25x=4600%2F23%2B900%2F23\"
\n" ); document.write( "\"25x=5500%2F23\"
\n" ); document.write( "\"x=220%2F23\"
\n" ); document.write( "Now use either equation to solve for y.
\n" ); document.write( "\"5x%2B5y=450%2F23\"
\n" ); document.write( "\"1100%2F23%2B5y=450%2F23\"
\n" ); document.write( "\"5y=-650%2F23\"
\n" ); document.write( "\"y=-130%2F23\"
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