Penjelasan dengan langkah-langkah:
m = (y₂ - y₁)/(x₂ - x₁)
-3 = (11 - a)/(-3 - 2)
-3 = (11 - a)/-5
-5 × (-3) = 11 - a
15 = 11 - a
a = 11 - 15
a = -4
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Penjelasan dengan langkah-langkah:
m = (y₂ - y₁)/(x₂ - x₁)
-3 = (11 - a)/(-3 - 2)
-3 = (11 - a)/-5
-5 × (-3) = 11 - a
15 = 11 - a
a = 11 - 15
a = -4