Answer:
Step-by-step explanation:
To make it easy let's list the integers that are beetwen 15 to 30 inclusive :
15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,30
the the whole interval ]15,30[ is the answer
Answer: There are 8 integers that are multiples of neither 3 nor 5:
16,17,19,22,23,26,28,29
Just list the numbers in the set, eliminate the multiples of 3 or 5 and see what numbers are left.
7 +2x < -19
2x< -19 -7
2x< -26
x < -26/2
x < -13
Happy to help!
A.
(23 * 5) represents the total number of 6th graders.
-s represents the number of students who were absent.
(23 * 5) - s represents the number of students in the museum.
the anwser is 1998.25
I hope u can sleep more