Question

ПЛЕЗ, МОЖНО ОБА? ПЛЗ ПЛЗ СРОЧНОО​

Answer 1

1){6x+5y=6 {6x+5y=6

{2x+y=-2/×-3 {-6x-3y=6

2y=12

y=6

6x+5×6=6

6x+30=6

6x=6-30

6x=-24

x=-8

(-8;6)

2) {8x-3y=7 {8x-3y=7

{3x+y=9/×3 {9x+3y=27

17x=34

x=2

8×2-3y=7

16-3y=7

-3y=7-16

-3y=-9

y=3

(2;3)