Let 2₁ = (1, 0), 2 = (0, 1), *1 = (−1, 8) and ☀2 = (8, −7). Let T: R² → R² be a linear transformation that sends ₁ to ₁ and 2 to ☎2. If T maps (–7, 4) to the vector y, then ý = (Enter your answer as an ordered pair, such as (1,2), including the parentheses.) =