The line crosses the 𝑥-axis when 𝑦 = 0. Substitute 0 in place of 𝑦 in the equation 𝑥 − 2𝑦 = 4, then solve to find 𝑥: 𝑥 − 2 × 0 = 4; 𝑥 = 4; The coordinate is (4, 0).