Solution y - y1 = m(x-x1) y-14 = 12(x--1) » y-14 = 12x+12 y = 12x +26
y - 14 = 12( x + 1)
the equation of a line in ' point - slope form ' is
y - b = m(x - a) → (m is slope and (a, b) a point on the line)
here m = 12 and (a , b) = ( - 1, 14)
y - 14 = 12(x - (-1)) ⇒ y - 14 = 12( x + 1)
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