document.write( "Question 49787: Solve the system by graphing \r
\n" ); document.write( "\n" ); document.write( "3x - y = 1
\n" ); document.write( "3x - y = 2 \n" ); document.write( "

Algebra.Com's Answer #33026 by tutorcecilia(2152) $\"\"$ $\"About$

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3x - y = 1 [Solve for y]
\n" ); document.write( "3x-3x-y=-3x+1
\n" ); document.write( "-y=-3x+1
\n" ); document.write( "-y/-1=-3x/-1 + 1/-1
\n" ); document.write( "y=3x-1
\n" ); document.write( "Plot the line with a slope of 3 and a y-intercept of (-1)
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\n" ); document.write( "3x - y = 2 [Solve for y]
\n" ); document.write( "3x-3x-y=-3x+2
\n" ); document.write( "-y=-3x+2
\n" ); document.write( "-y/-1=-3x/-1 + 2/-1
\n" ); document.write( "y=3x-2
\n" ); document.write( "Plot the line with a slope of 3 and a y-intercept of (-2)
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\n" ); document.write( " $\"+graph%28+300%2C+200%2C+-6%2C+4%2C+-4%2C+4%2C+3x-2%2C+3x-1%29+\"$ \r
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