document.write( "Question 627084: solve the system algebraically. Find the number of solutions for the system
\n" ); document.write( "{2x-y=-2
\n" ); document.write( "{-6x+6y=6
\n" ); document.write( "
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Algebra.Com's Answer #394657 by stanbon(75887)\"\" \"About 
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solve the system algebraically. Find the number of solutions for the system
\n" ); document.write( "{2x-y=-2
\n" ); document.write( "{-6x+6y=6
\n" ); document.write( "-------
\n" ); document.write( "Rearrange and modify:
\n" ); document.write( "y = 2x +2
\n" ); document.write( "y = x + 1
\n" ); document.write( "-----
\n" ); document.write( "Substitute for \"y\" and solve for \"x\":
\n" ); document.write( "2x+2 = x+1
\n" ); document.write( "x = -1
\n" ); document.write( "----
\n" ); document.write( "Solve for \"y\":
\n" ); document.write( "y = 2x +2
\n" ); document.write( "y = 2 + 2
\n" ); document.write( "y = 4
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\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "=============
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