Question

{2х+y=9{4х-3y=13
ПОМОГИТЕ!!!!!! ДАМ 50б

Answer 1

{2х+у=9*3

{4х-3у=13

{6х+3у=27

{4х-3у=13

6х+4х=40

10х=40

х=40/10

х=4 ----->(1)

2×4+у=9+13

8+у=22

у=22-8

у=14------->(2)

Ответ:(х-4;у-14)