document.write( "Question 1195873: Find the slope-intercept form of the equation of the line passing through ( - 2, 5) perpendicular to the graph of y=-1/8x+19/4
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Algebra.Com's Answer #828462 by ikleyn(52782) $\"\"$ $\"About$

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document.write( "The line y = -1/8x+19/4 has the slope -1/8.\r\n" );
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document.write( "Hence, a perpendicular line has the slope of 8 (negative reciprocal to -1/8).\r\n" );
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document.write( "Thus the sough line has an equation\r\n" );
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document.write( "    y - 5 = 8*(x-(-2)),\r\n" );
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document.write( "Simplify it\r\n" );
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document.write( "    y - 5 = 8*(x+2)\r\n" );
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document.write( "    y - 5 = 8x + 16\r\n" );
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document.write( "    y     = 8x + 21.\r\n" );
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document.write( "The last equation is in the slope-intercept form and is your ANSWER.\r\n" );
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\n" ); document.write( "\n" ); document.write( "Solved and explained.\r
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\n" ); document.write( "\n" ); document.write( "Read the lesson\r
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\n" ); document.write( "\n" ); document.write( "    - Equation for a straight line perpendicular to a given line and passing through a given point \r
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\n" ); document.write( "\n" ); document.write( "in this site and find there the complete explanation on how to solve similar problems.\r
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\n" ); document.write( "\n" ); document.write( "From this lesson, learn the subject once and for all.\r
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\n" ); document.write( "\n" ); document.write( "At this site, there is a group of lessons related to this class of problems\r
\n" ); document.write( "\n" ); document.write( "    - Find the slope of a straight line in a coordinate plane passing through two given points\r
\n" ); document.write( "\n" ); document.write( "    - Equation for a straight line having a given slope and passing through a given point\r
\n" ); document.write( "\n" ); document.write( "    - Solving problems related to the slope of a straight line\r
\n" ); document.write( "\n" ); document.write( "    - Equation for a straight line in a coordinate plane passing through two given points \r
\n" ); document.write( "\n" ); document.write( "    - Equation for a straight line parallel to a given line and passing through a given point\r
\n" ); document.write( "\n" ); document.write( "    - Equation for a straight line perpendicular to a given line and passing through a given point (*)\r
\n" ); document.write( "\n" ); document.write( "    - Advanced problems on finding equations for straight lines \r
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\n" ); document.write( "\n" ); document.write( "The most relevant to your current problem is the lesson marked (*) in the list.\r
\n" ); document.write( "\n" ); document.write( "So start from this lesson.\r
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\n" ); document.write( "\n" ); document.write( "But if you want to learn the subject in all its aspects, you need to learn all these lessons.\r
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\n" ); document.write( "\n" ); document.write( "Consider them as your textbook, handbook, tutorials and (free of charge) home teacher.\r
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