y = -2/3x + 2 (9, -3) line perpendicular

Write the equation of a line perpendicular to the given line but passing through the given point.
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1 Answer

line thru point=(9,-3)

& 90 deg tu line...y=(-2/3)x

slope=+3/2=1.5

y=1.5x+konst

projekt line from x=9 tu x=0, deltax=-9,

deltay=slope*deltax=1.5*(-9)=-13.5

y at x=0...-3 -13.5=16.5

y=1.5x+16.5
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