your experience indicates that offering a discount in your emails increases responses by 80%. your last email, without a discount, got 23,000 responses. if you mail to the same size list and offer a discount, how many responses would you expect? a)41,400b)44,000c)48,300d)52,400

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