Question

Factorise---------- 20 - 15x - 6x² +8x​

Answer 1

Answer:

First rearrange

$- 6 {x}^{2} - 15x + 8x + 20 \\ \implies \\ - 3x(2x + 5) + 4(2x + 5) \\ \implies \\ (2x + 5)( - 3x + 4)$

Answer 2

Answer:

Hope it helps

Step-by-step explanation: