document.write( "Question 279086: Solve each system.
\n" ); document.write( "Number One:
\n" ); document.write( "y = 2x + 8
\n" ); document.write( "y = 3x - 1\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Number Two:
\n" ); document.write( "2x - y = 2
\n" ); document.write( "2x - 2y = 4\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "Number Three:
\n" ); document.write( "-x + y = 2
\n" ); document.write( "2x + y = -1
\n" ); document.write( "

Algebra.Com's Answer #202977 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
Number One:
\n" ); document.write( "y = 2x + 8
\n" ); document.write( "y = 3x - 1
\n" ); document.write( "-------------------
\n" ); document.write( "Substitute and solve for \"x\":
\n" ); document.write( "2x+8 = 3x-1
\n" ); document.write( "x = 9
\n" ); document.write( "---
\n" ); document.write( "Substitute to solve for \"y\":
\n" ); document.write( "y = 2*9=8
\n" ); document.write( "y = 26
\n" ); document.write( "=================================== \r
\n" ); document.write( "\n" ); document.write( "Number Two:
\n" ); document.write( "2x - y = 2
\n" ); document.write( "2x - 2y = 4
\n" ); document.write( "--------
\n" ); document.write( "Subtract and solve for \"y\":
\n" ); document.write( "y = -2
\n" ); document.write( "Substitute to solve for \"x\":
\n" ); document.write( "2x + 2 = 2
\n" ); document.write( "2x = 0
\n" ); document.write( "x = 0
\n" ); document.write( "=================================== \r
\n" ); document.write( "\n" ); document.write( "Number Three:
\n" ); document.write( "-x + y = 2
\n" ); document.write( "2x + y = -1
\n" ); document.write( "---
\n" ); document.write( "Subtract and solve for \"x\":
\n" ); document.write( "3x = -3
\n" ); document.write( "x = -1
\n" ); document.write( "---
\n" ); document.write( "Substitute to solve for \"y\":
\n" ); document.write( "1 + y = 2
\n" ); document.write( "y = 1
\n" ); document.write( "=====================================
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "
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