Attempt the question, check the explanation, and continue with similar questions to build confidence before exams.
y + 3 = -0.5(x - 2)
y + 3 = 0.5(x - 2)
y + 3 = 2(x - 2)
y - 3 = -2(x - 2)
Continue with nearby questions to strengthen the same chapter concept while you still have the context fresh in mind.