Aleksanderproudnikov Aleksanderproudnikov

23-04-2020
Mathematics

contestada

Which ordered pair is a solution of the equation?
−x−4y=−10
Choose 1 answer:
Only
1. only (3,2)
2. only (-3,3)
3. both (3,2) and (-3,3)
4. neither

Respuesta :

Аноним Аноним

23-04-2020

Answer:

d)

true

Step-by-step explanation:

- x - 4y = - 10

x + 4y - 10 = 0

a)

3 + 4×2 - 10 = 0

3 + 8 - 10 = 0

11 - 10 ≠ 0 (false)

b)

- 3 + 4×3 - 10 = 0

12 - 3 - 10 = 0

12 - 13 ≠ 0 (false)

c)

false

d)

true

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