Question

- 1 - 2 x= - 3 x - 11 , 9 x + 1 = 10 x - 2 , - 11 x = - 4 x + 15 por favor ayuda

Answer 1

Explicación paso a paso:

- 1 - 2 x= - 3 x - 11

-2x + 3x = -11 + 1

x = -10

9 x + 1 = 10 x - 2

1 + 2 =10x - 9x

3 = x

- 11 x = - 4 x + 15

-11x + 4x = 15

-7x = 15

x = 15/7 = 2.142857143