Question

СРОЧНО ДАЮ 60 БАЛЛОВ!!!

Answer 1

1) График на фото

Ответ: ( 4 ; - 2 )

2)

$\displaystyle\bf\\\left \{ {{x - 3y = 12} \atop {2x + 4y = 44 }} \right. \\ \displaystyle\bf\\\left \{ {{x = 3y + 12} \atop {2(3y + 12) + 4y = 44 }} \right. \\ \\ 6y + 24 + 4y = 44 \\ 10y = 44 - 24 \\ 10y = 20 \\ y = 20 \div 10 \\ y = 2 \\ \\ x = 3 \times 2 + 12 \\ x = 6 + 12 \\ x = 18$

Ответ: ( 18 ; 2 )