Respuesta :

choixongdong

Answer:

(-1 , 4)


Step-by-step explanation:

Substitute y = -3x + 1 into 2x + 5y = 18

2x + 5y = 18

2x + 5(-3x + 1) = 18

2x - 15x + 5 = 18

- 13x = 13

x = -1

Substitute x = -1 into y = -3x + 1 to find y

y = -3x + 1

y = -3(-1) + 1

y = 3 + 1

y = 4

Solution (-1 , 4)

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