document.write( "Question 526456: what is the slope and y-intercept of y=2.5*x : y=(-3/7)*x-42.\r
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Algebra.Com's Answer #348528 by Maths68(1474) $\"\"$ $\"About$

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Standard of Equation of Straight line
\n" ); document.write( "y=mx+b
\n" ); document.write( "m=slope
\n" ); document.write( "b=y-intercept\r
\n" ); document.write( "\n" ); document.write( "Compare given equations with equation of the line standard form\r
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\n" ); document.write( "\n" ); document.write( "y=2.5*x
\n" ); document.write( "y-intercept 0, slope=2.5\r
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\n" ); document.write( "\n" ); document.write( "y=(-3/7)*x-42.
\n" ); document.write( "y-intercept -42, slope=-3/7\r
\n" ); document.write( "\n" ); document.write( "Red line = y=2.5*x
\n" ); document.write( "Green line = y=(-3/7)*x-42 \r
\n" ); document.write( "\n" ); document.write( " $\"+graph%28+500%2C+500%2C+-50%2C+50%2C+-50%2C+50%2C+5x%2F2%2C%28-3x%2F7%29-42%29+\"$ \n" ); document.write( "

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