document.write( "Question 810629: Use substitution to solve
\n" ); document.write( "2x - 4y = 14
\n" ); document.write( "x = -2y + 7
\n" ); document.write( "

Algebra.Com's Answer #488280 by stanbon(75887)\"\" \"About 
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Use substitution to solve
\n" ); document.write( "2x - 4y = 14
\n" ); document.write( "x = -2y + 7
\n" ); document.write( "---------
\n" ); document.write( "Substitute for \"x\" and solve for \"y\"::
\n" ); document.write( "2(-2y+7)-4y = 14
\n" ); document.write( "-4y+14-4y = 14
\n" ); document.write( "-8y = 0
\n" ); document.write( "y = 0
\n" ); document.write( "-----
\n" ); document.write( "Solve for \"x\"::
\n" ); document.write( "2x -4*0 = 14
\n" ); document.write( "2x = 14
\n" ); document.write( "x = 7
\n" ); document.write( "============
\n" ); document.write( "Cheers,
\n" ); document.write( "Stan H.
\n" ); document.write( "============
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