Question

12-(4Х-18)=(36+4Х)+(18-6Х) - чему равен х?

Answer 1

12-4x-18=36+4x+18-6x

-4x-4x+6x= -12+18+36+18

-2x=60

x= -30

Answer 2

нет...не -30.... не подходит...

Answer 3

-12!

Answer 4

12-(4x-18)=(36+4x)+(18-6x);

12-4x+18=36+4x+18-6x;

6x-4x-4x=-12-18+36+18;

-2x=24;

x=-12;

$12-(4x-18)=(36+4x)+(18-6x);$

$12-4x+18=36+4x+18-6x;$

$6x-4x-4x=-12-18+36+18;$

$-2x=24;$

$x=-12;$

Ответ:-12