1. Add the linear expressions to find the sum: $(4y + 2) + (3y + 5)$. The simplified expression is ___.
2. Which expression is the result of adding $(6a - 9)$ and $(-4a + 3)$?
3. Find the sum of the expressions $5n - 4$ and $-4n + 7$. The result is ___.
4. What is the simplified form of $(8k + 1) + (2k - 10)$?
5. Add the expressions $(-7x + 2)$ and $(x - 9)$. The simplified sum is ___.
6. Simplify the expression $(5x + 8) - (3x - 2)$. The result is ___.
7. Subtract $(2x + 9)$ from $(8x + 3)$. The simplified result is ___.
8. Simplify the expression $(9 - 2x) - (7 - 5x)$. The result is ___.
9. What is the result when $(4m - 1)$ is subtracted from $(11m + 8)$? The simplified expression is ___.
10. Simplify the expression $(5 - 3w) - (8 - w)$.