Naomi has earned $54 mowing lawns the past 2 days. she worded 21/2 hours yesterday and 41/4 hourse today. if naomi is paid the same amount for every hour she works, how much does she earn per hour to mow lawns?

walter needs to make at least 5 more cookies but no more than 40. 5 ≤ x ≤ 40

step-by-step explanation:

20 ≤ x + 15 ≤ 55

subtract 15 from all parts

20-15 ≤ x + 15-15 ≤ 55-15

5 ≤ x ≤ 40

this means how many more cookies he has to make

walter needs to make at least 5 more cookies, but no more than 40 cookies; 5 ≤ x ≤ 40

a

step-by-step explanation:

the answer is a