s48d9fx66x s48d9fx66x

26-01-2021
Mathematics

contestada

Solve the system of equations by the addition method.

5x + 2y = 1
2x - 2y = -8

Respuesta :

pokest402 pokest402

26-01-2021

Answer:

(-1, 3)

Step-by-step explanation:

5x + 2y = 1

+

2x - 2y = -8

7x = -7

x= -1

2(-1) - 2y = -8

-2 - 2y = -8

-2y = -6

y = 3

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