Срочно 9(213-2×)=927

Question

Срочно
9(213-2×)=927

Answer 1

1917-18х=927
-18х=927-1917
-18х=-990
х=-990:-18
х=55

Answer 2

9 (213-2х)=927
9*213-9*2х=927
1917-18х=927
-18х=927-1917
-18х=-990
х=55