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Solve the following inequality. Use interval notation. ​
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2 votes
Solve the following inequality. Use interval notation.
​

Solve the following inequality. Use interval notation. ​-example-1
User Alak
by
5.9k points

1 Answer

2 votes

9514 1404 393

Answer:

(-4, 10)

Explanation:

The inequality is equivalent to the compound inequality ...

-21 < 3x -9 < 21

-12 < 3x < 30 . . . . . . . . . add 9

-4 < x < 10 . . . . . . . . . . . divide by 3

In interval notation, ...

x ∈ (-4, 10)

User Akarsh M
by
7.2k points
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