Question

решите :
1)(8х+3)-(10х+6)=9

Answer 1

8х+3-10х-6=9
-2х=12
х=-6

Answer 2

(8x+3)-(10x+6)=9
8x+3-10x-6=9
-2x-3=9
-2x=12
x=-6
Ответ: x=-6