Question

9х-(3-4)=4(5х-1)
Срочно помогите пожалуйста

Answer 1

Объяснение:

$9x - (3 - 4) = 4(5x - 1) \\ 9x - ( - 1) = 4(5x - 1) \\ 9x + 1 = 4(5x - 1) \\ 9x + 1 = 20x - 4 \\ 9x + 1 - 20x = - 4 \\ - 11x + 1 = - 4 \\ - 11x = - 4 - 1\\ - 11x = - 5 \\ x = - 5 \div ( - 11) \\ x = \frac{5}{11}$