2.4 * (10 - 5x) - (10x+6)= - 20x
24 - 12х - 10x-6= - 20x
- 12х - 10x+20х= -24+5
-2х= -19
х= -19/-2
х=9,5
2.4 * (10 - 5x) - (10x+6)= - 20x
24 - 12х - 10x-6= - 20x
- 12х - 10x+20х= -24+5
-2х= -19
х= -19/-2
х=9,5