12. Вычисли двумя способами. (3 + 5) * 5 = ? 3 * 5 + 5 * 5 = ? (2 + 8) * 3 = ? 2 * 3 + 8 * 3 = ? (4 + 2) * 8 = ? 4 * 8 + 2 * 8 = ?

(3 + 5) * 5 = 8 * 5 = 40 3 * 5 + 5 * 5 = 15 + 25 = 40 (2 + 8) * 3 = 10 * 3 = 30 2 * 3 + 8 * 3 = 6 + 24 = 30 (4 + 2) * 8 = 6 * 8 = 48 4 * 8 + 2 * 8 = 32 + 16 = 48