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HELP PLEASE HELP ME
1.Jayce's electricity bill costs $38.76 per month plus $2.69 per kilowatt hour. How many kilowatt hours can he use and keep his bill to no more than $109?

2.Henry is thinking of a number n, and he wants his sister to guess the number. His first clue is that 4 more than 3 times his number is at least 19 and at most 22. Write a compound inequality that shows the range of numbers that Isabella might be thinking of.

Write your answer in interval notation. For example −3

Sagot :

chetankachana

Answer:

1. k≤ 26.11 hours

2. 5 ≤ x ≤ 6

Step-by-step explanation:

1.

38.76 + 2.69k ≤ 109

2.69k ≤ 70.24

k ≤ 26.11 hours

2.

19 ≤ 4 + 3x ≤ 22

15 ≤ 3x ≤ 18

5 ≤ x ≤ 6

If my answer is incorrect, pls correct me!

If you like my answer and explanation, mark me as brainliest!

-Chetan K

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