shondagross2 shondagross2

10-12-2020
Mathematics

contestada

7x - y = - 1 (7x + 3y = - 25)

Respuesta :

lesaomai121 lesaomai121

10-12-2020

Answer:

x = -1

y = -6

Step-by-step explanation:

7x - y = -1 -> y = 1 + 7x

7x + 3y = - 25

Put y = 1 +7x -> 7x + 3(1 +7x) = -25

-> x = -1

-> y = -6

Answer Link

tejshree0829 tejshree0829

05-02-2021

Answer:(-1,-6)

Step-by-step explanation:

Answer Link

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