HELP PLEASE!!
Simplify each expression.
1. x + 4 + 3x 2. 3 + (x + 6) 3. 15 + (6 + x)
4. (6 + x) + 9 5. x + 2 + 8x 6. (4x + 3y) + 23y
7. (25y + 5x) + 4y 8. 15 • (5 • x) 9. 7(4x)
10. 8x + (16 + 4x) 11. x + 2 + x 12. 5 • x • 10
13. (17 • x) • 3 14. 8x + 17y + 9x 15. 3x + (24x + 8)
16. 4(15x) 17. 2x + 8 + x 18. (5x + 9y) + 32x