" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
Verified answer
Garis Lurus.m = (y₂ - y₁) / (x₂ - x₁)
2 = (-2a - a) / (-4 + 1)
-3a = 2(-3)
a = 2