owente344 owente344

27-04-2021
Mathematics

contestada

5x - y = -7
X + y = -5

Respuesta :

27-04-2021

Answer:

x = -2

y = -3

Step-by-step explanation:

5x - y = -7

x + y = -5

6x = -12

x = -2

x + y = -5

-2 + y = -5

y = -5 + 2

y = -3

Answer Link

rijarafiquee rijarafiquee

27-04-2021

Answer:

(-2,-3)

Step-by-step explanation:

x + y = -5

y = -x - 5

5x - (-x - 5) = -7

5x + x + 5 = -7

6x = -12

x = -2

x + y = -5

-2 + y = -5

y = -3

Answer Link

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