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Verified answer
Materi : Persamaan Garis LurusKelas : VIII SMP
2x - 3y = 4
-3y = -2x + 4
y = 2/3x - 4/3
Tegak Lurus melalui Titik (1 , 3)
Syarat Tegak Lurus :
⇒ m₁ . m₂ = -1
⇒ 2/3 . m₂ = -1
⇒ m₂ = -3/2
y - y₁ = m(x - x₁)
y - 3 = -3/2 ( x - 1 )
y - 3 = -3/2x + 3/2
y = -3/2x + 3/2 - 6/2
y = -3/2x - 3/2