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Luba_88 [7]
2 years ago
7

What is the result of subtracting the second equation from the first ? -7x-y=0 and 7x+8y=-6

Mathematics
1 answer:
hoa [83]2 years ago
5 0

Answer:

- 14x - 9y = 6

Step-by-step explanation:

- 7x - y = 0 → (1)

7x + 8y = - 6 → (2)

Subtracting (2) from (1) term by term

- 7x - 7x - y - 8y = 0 - (- 6)

- 14x - 9y = 0 + 6

- 14x - 9y = 6

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