document.write( "Question 211292: Find the equation of the line containing (-3,7) and perpendicular to 2x-2y=1. Write your answer in slope-intercept form \n" ); document.write( "

Algebra.Com's Answer #159695 by checkley77(12844) $\"\"$ $\"About$

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(-3,7) and perpendicular to 2x-2y=1
\n" ); document.write( "-2Y=-2X+1
\n" ); document.write( "Y=-2X/-2+1/-2
\n" ); document.write( "Y=X-1/2 (RED LINE) THIS LINE HAS A SLOPE =1
\n" ); document.write( "A PERPENDICULAR LINE HAS A SLOPE =(-1)
\n" ); document.write( "7=-1*-3+b
\n" ); document.write( "7=3+b
\n" ); document.write( "b=7-3
\n" ); document.write( "b=4
\n" ); document.write( "Y=-X+4 (GREEN LINE)
\n" ); document.write( " $\"+graph%28+200%2C+200%2C+-10%2C+10%2C+-10%2C+10%2C+x+-1%2F2%2C+-x+%2B4%29+\"$ (graph 200x200 pixels, x from -10 to 10, y from -10 to 10, of TWO functions x -1/2 and -x +4).
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