Simplication of algebraic expressions Follow the link below https://www.youtube.com/watch?v=U-7nq7OG18s Definition: An algebraic expression is a collection of terms/variables that doesn’t have an equal sign Simplify the following expressions 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 9a + 5a = 4a + 5a – 6a = 9z – z – 3z = 5a + 4b - 3a + 2b = R – 3s – 3t - 4R + 10s + 8t = 2a + 3 – 5 + 5a = 5m + 6n - 9m + 2n + 12 = 12 + d -15 + 9d + b = b + 4b – 12b + a + 8a – 4c = 8v + 9z +7w + 6y =