willeto1434 willeto1434

31-01-2020
Mathematics

contestada

Solve −9≤4x−1<19 and write the solution in interval notation. If there is no solution, type ∅.

Respuesta :

jimrgrant1 jimrgrant1

31-01-2020

Answer:

see explanation

Step-by-step explanation:

Given

- 9 ≤ 4x - 1 < 19 ( add 1 to each of the 3 intervals )

- 8 ≤ 4x < 20 ( divide each interval by 4 )

- 2 ≤ x < 5

The solution in interval notation is

[ - 2, 5 )

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