document.write( "Question 934313: Solve the system of equations algebraically.\r
\n" ); document.write( "\n" ); document.write( "y = x - 4
\n" ); document.write( "4x + y = 26 \n" ); document.write( "

Algebra.Com's Answer #568466 by MathLover1(20850) $\"\"$ $\"About$

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\n" ); document.write( " $\"y+=+x+-4\"$ .....eq.1...substitute in eq.2
\n" ); document.write( " $\"4x+%2B+y+=+26\"$ ...eq.2
\n" ); document.write( "-------------------------------\r
\n" ); document.write( "\n" ); document.write( " $\"4x+%2B+x+-4+=+26\"$ ...eq.2...solve for $\"x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"5x+=+26%2B4\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"5x+=+30\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x+=+30%2F5\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"x+=+6\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"y+=+x+-4\"$ .....eq.1 substitute in $\"6\"$ for $\"x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y+=+6+-4\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y+=+2\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+30%2C+x+-4%2C+-4x%2B26%29+\"$
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