Question

8x+3x+x=480 помогите пжжжжжж!!!!

Answer 1

8х + 3х + х = 480
12х = 480
х = 480 : 12
х = 40.
Ответ : х = 40.
Удачи))))

Answer 2

8x+3x+x=480
12x=480
x=40