## 5x−4y=−10 −4x+5y=8 Solve System of equations

Question

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## Answers ( No )

5y = 4x + 8 and y = 4x/5 + 8/5

{5x−4y=−10 ⇒ 5x = 4y-10 ⇒ x=(4y-10)/5 ⇒ x = 0.8y – 2

{-4x+5y=8

-4(0.8y-2) + 5y = 8

-3.2y + 8 + 5y = 8

1.8y = 8 – 8

1.8y = 0

y = 05x−4·0=−10

5x = -10

x = -10/5

x = -2Your answer is

(-2, 0)