kymberrobinson2 kymberrobinson2 26-03-2018 Mathematics contestada Evaluting Algebraic Expressions Evalute each expression if n = 6 1. 3n + 4 2. N÷ 2 - 1 3. 15 - n 4. n^2 - 5 5. (N - 2) × 9 6. 4n ÷ (3 + 1) 7. (18 - n ) × 2