Question

Розв'язати систему
(3x+y = 14,
(5x-y=10

Answer 1

Ответ:

5; 3

Объяснение:

$\left \{ {{3x + y = 14} \atop {5x - y = 10}} \right. \left \{ {{y = 14 - 3x} \atop {5x - (14 - 3x) = 10}} \right. \left \{ {{y = 14 - 3x} \atop {8x = 24}} \right. \left \{ {{y = 5} \atop {x = 3}} \right.$

Answer 2

.......................................