document.write( "Question 536614: Write the slope-intercept equation for the line that passes through (5, 4) and (7, 8). Please show all of your work. \n" ); document.write( "
Algebra.Com's Answer #352469 by Alan3354(69443)\"\" \"About 
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Write the slope-intercept equation for the line that passes through (5, 4) and (7, 8). Please show all of your work.
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\n" ); document.write( "|x y 1|
\n" ); document.write( "|5 4 1| = 0
\n" ); document.write( "|7 8 1|
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\n" ); document.write( "x*(4-8) - y*(5-7) + (40-28) = 0
\n" ); document.write( "-4x + 2y + 12 = 0
\n" ); document.write( "2x - y = 6 (standard form)
\n" ); document.write( "y = 2x - 6 (slope intercept form)\r
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