Question

If 𝑦 = 3𝑥 − 2, 𝑥 = 3𝑡 + 2 and 𝑡 = 3𝑘 − 2, find an expression for 𝑦 = 𝑓(𝑘).

Answer 1

holy smoke -- will this one never go away?

y = 3x-2 = 3(3t+2)-2 = 9t+4 = 9(3k-2)+4 = ____