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Answer this Question

Answer this Question-example-1

1 Answer

8 votes

Answer:

n = -13

Explanation:

√10 - 3n = 7 ⇔

⇔ 10 - 3n = 49 ⇔ We need to remove the square root. Ex: √n = 2 ⇔ n = 2²

⇔ -3n = 49 - 10 ⇔
⇔ -3n = 39 ⇔
⇔ n =
(39)/(-3) = -13 (as -3 changes members, as it was multiplying, it now divides, conversion).

User Abevieiramota
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