PAHELP PO NEED KO PO NGAYON BRAINLIEST KO PO PROMISE!


ll. Simplify each expression. Show your solution. Write your solution and answer on a separate sheet of paper.

1. (7x – 3) + (5x + 4) – (7x - 6)

2. (5a – 7) + (–4a – 3) + (a2 + a + 1) – (a³ + a²)

3. (8x³ + 12x² + 18x) + (–12x² – 18x – 27) – (x³ – x) – (3x² + 15)

4. x – {x – [x – (x – 1)]}

5. (–2.13a³ + 3.25a + 7.98) – (0.32a³ – 2.10a + 1.92)

6. (3x – y)(4x – y) – 2x(x + y)

7. pmn(–3p²m³n)

8. 81p(3m²p – 61m²p³ + 51m³p² – 9mp)

9. (3a – 7)(3a + 7)

10. (2a – 3)(4a² + 6a + 9)

11. (12x³y⁴ + 9x²y³ – 3x⁵y³) ÷ 3x²y

12. (28m⁵x⁵ – 44m⁶x⁶ –12m⁴x³) ÷ (–4m3x2)

13. (54x³y³ + 72x⁵y⁴) ÷ 9x²y³

14. (4x³ – 5x2² – 2x + 3) ÷(4x + 3)

15. (2x³ – 9x² + 13x – 6) ÷(2x – 3)​​