Question

Помогите пж с заданием

Answer 1

Ответ:

x = 1.5

y = 4,875

Объяснение:

-4y = -6 - 9x =>

=> -5x + 6 + 9x = 14 =>

=> 4x + 6 = 12 =>

=> 4x = 6 =>

=> x = 1.5

9 * 1.5 - 4y = -6 =>

=> 13.5 - 4y = -6 =>

=> 4y = 19.5 =>

=> y = 4,875

Answer 2

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