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1(y-2) = 3(x-3)
y - 2 = 3x - 9
y - 3x = -9 + 2
y - 3x = -7 atau y - 3x + 7 = 0
m = 3
x = 3
y = 2
y - y₁ = m(x - x₁)
y - 2 = 3 (x - 3)
y - 2 = 3x - 9
y = 3x - 9 + 2
y = 3x - 7
Jadi, persamaan garisnya adalah y = 3x - 7