document.write( "Question 553033: Correction for problem 1. it should read as:
\n" ); document.write( "Solve using addition to eliminate one variable.
\n" ); document.write( "1. -y=2x, 3x+y=20
\n" ); document.write( "Thanks again... You rock Alan!!
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\n" ); document.write( "\n" ); document.write( "1. -y=2x, 3x+y=20\r
\n" ); document.write( "\n" ); document.write( "2. 4x+2y=6, 2x+y=3\r
\n" ); document.write( "\n" ); document.write( "Solve using Substitution to eliminate one variable.\r
\n" ); document.write( "\n" ); document.write( "3. y+5x=17, 4x-3y=6\r
\n" ); document.write( "\n" ); document.write( "4. y=-x+3, 2x=-2y+10\r
\n" ); document.write( "\n" ); document.write( "thanks for any help offered.\r
\n" ); document.write( "\n" ); document.write( "Also corrected problem 4 to its proper form... So still looking for help with Problems 1 and 4. Thank you for the help!!
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Algebra.Com's Answer #360611 by Alan3354(69443)\"\" \"About 
You can put this solution on YOUR website!
solve using addition to eliminate one variable. \r
\n" ); document.write( "\n" ); document.write( "1. -y=2x, 3x+y+20
\n" ); document.write( "The 2nd eqn has no equal sign.
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\n" ); document.write( "2. 4x+2y=6, 2x+y=3
\n" ); document.write( "The 1st eqn is 2 times the 2nd.
\n" ); document.write( "--> dependent, an infinite # of solutions.
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\n" ); document.write( "Solve using Substitution to eliminate one variable.\r
\n" ); document.write( "\n" ); document.write( "3. y+5x=17, 4x-3y=6
\n" ); document.write( "y = -5x+17
\n" ); document.write( "Sub for y in the 2nd eqn
\n" ); document.write( "4x - 3(-5x+17) = 6
\n" ); document.write( "19x - 51 = 6
\n" ); document.write( "x = 3
\n" ); document.write( "-------
\n" ); document.write( "y = -5x+17
\n" ); document.write( "y = 2
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\n" ); document.write( "4. y+-x+3, 2x=-2y+10
\n" ); document.write( "1st eqn has no equal sign.\r
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