Question

8(2х+y)+3(x-y) при х=2,y=9,

Answer 1

ответ ютатвтвтвтвьыьыьыьыьв83

Answer 2

8(2х+y)+3(x-y) при х=2,y=9.
8(2х+y)+3(x-y)
19x-11y
(19*2)-(11*9)
38-99 = -61
Ответ: -61