document.write( "Question 837817: Solve the system and Provide for me the solution and a graph. \r
\n" ); document.write( "\n" ); document.write( "7y – 3x = 25
\n" ); document.write( "Y = 3x + 1
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Algebra.Com's Answer #504758 by MathLover1(20850) $\"\"$ $\"About$

You can put this solution on YOUR website!
$\"7y+-3x+=+25\"$ ....eq.1
\n" ); document.write( " $\"y+=+3x+%2B+1\"$ ....eq.2 ......substitute $\"y\"$ in eq.1
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\n" ); document.write( "\n" ); document.write( " $\"7%283x%2B1%29+%96+3x+=+25\"$ ....eq.1....solve for $\"x\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"21x%2B7+%96+3x+=+25\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"18x+=+25-7\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"18x+=+18\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28x+=+1%29\"$ \r
\n" ); document.write( "\n" ); document.write( "go back to eq.2 and solve for $\"y\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"y+=+3%2A1+%2B+1\"$ ....eq.2\r
\n" ); document.write( "\n" ); document.write( " $\"y+=+3+%2B+1\"$ \r
\n" ); document.write( "\n" ); document.write( " $\"highlight%28y+=+4%29\"$ \r
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\n" ); document.write( "\n" ); document.write( " $\"+graph%28+600%2C+600%2C+-5%2C+5%2C+-10%2C+10%2C+%283%2F7%29x%2B25%2F7%2C3x%2B1%29+\"$ \r
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