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21-04-2020
Mathematics

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(2,-2) is a solution to the system of equations.
9x = 10 – 4y
y = 3x – 8

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Аноним Аноним

21-04-2020

Answer:

yes ! (2,-2) is a solution to the system of equations

Step-by-step explanation:

9x = 10 – 4y

9(2) = 10 - 4(-2)

18 = 10 + 8

18 = 18

y = 3x - 8

- 2 = 3(2) - 8

- 2 = 6 - 8

- 2 = - 2

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