Question

-5×+(9×-1)-{2+8×-(7×-5)}=-9×​

Answer 1

Respuesta:

2/3

Explicación paso a paso:

-5×+(9×-1)-{2+8×-(7×-5)}=-9×

-5x + 9x - 1 - {2 + 8x - 7x + 5} = - 9x

4x - 1 - { 7 + x} = - 9x

4x - 1 - 7 - x = - 9x

3x - 8 = - 9x

3x + 9x = 8

" 12x = 8

X = 8/12 = 2/3