document.write( "Question 415469: How would you do a linear system that has one equation with a fraction, using the elimination method? Such as the following: 3/2x + y= -5/2
\n" ); document.write( " 4x + y= -5?
\n" ); document.write( "Your help is much appreciated.
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Algebra.Com's Answer #291267 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
When you have an equation you NEVER have to
\n" ); document.write( "deal with fractions.
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\n" ); document.write( "3/2x + y= -5/2
\n" ); document.write( "4x + y= -5
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\n" ); document.write( "Multiply thru by 2 to get:
\n" ); document.write( "3x + 2y = -5
\n" ); document.write( "4x + y = -5
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\n" ); document.write( "Multiply thru the 2nd Eq. by 2:
\n" ); document.write( "3x + 2y = -5
\n" ); document.write( "8x + 2y = -10
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\n" ); document.write( "Subtract and solve for \"x\":
\n" ); document.write( "5x = -5
\n" ); document.write( "x = -1
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\n" ); document.write( "Solve for \"y\":
\n" ); document.write( "4x+y = -5
\n" ); document.write( "4(-1) + y = -5
\n" ); document.write( "-4 + y = -5
\n" ); document.write( "y = -1
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\n" ); document.write( "Solution: (-1,-1)
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
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