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Need help with the correct answer

Need help with the correct answer-example-1

2 Answers

6 votes

Answer:

x ≤ 4

Explanation:

1. 5x - 19 ≤ 1

Add: 5x ≤ 20

Divide: x ≤ 4

2. -4x + 3 > -6

Subtract: -4x > -9

Divide: x < ⁹/₄

3. Or means the union of the two sets, or all values that are in either set.

x ≤ 4 ∪ x < ⁹/₄ is x ≤ 4, since they both inequality signs point left, and 4 is larger than ⁹/₄, so x ≤ 4 also includes x < ⁹/₄.

I see here that x ≤ 4 is not one of the options. I'm not sure what to do then.

User Anto Antony
by
8.4k points
4 votes

Answer:

B. 9/4 <x <= 4

Explanation:

5x - 19 <= 1

5x <= 20

x <= 4

-4x + 3 < - 6

-4x < - 9

x > 9/4

Answer

9/4 <x <= 4

User Reyraa
by
9.0k points

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