3 years ago

What is the solution to the system of equations? x = -4y 3x + 2y = 20

Mathematics

1 answer:

sergeinik [125]3 years ago

3 0

Answer:

(x, y) = (8, -2)

Step-by-step explanation:

Substitute:

3(-4y) + 2y = 20

-12y + 2y = 20

-10y = 20

y = -2

x = -4(-2) = 8

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