CHOOSE ALL THE ANSWERS THAT APPLY. which of the following fossils are trace fossils?

shell
footprint
tooth
bone
amber

PLZ HELP ​

What is the difference between the points (4, 7) and (4, -5)? a. 0 units b. 2 units c. 4 units d. 12 units

(least common multiples) the answer that i had in the 1st step was lcm of airline tickets sold=72. idk if that even matters but just in case. ! three co-workers are busy selling airline tickets over the phone. in an 8-hour day, charles can sell 8 airline tickets, ann can sell 9 airline tickets, and michelle can sell 6 airline tickets. step 2 of 2: what is the smallest number of 8-hour days needed for each of them to achieve the same number of sales? it takes charles . it takes . it takes .

15 there is a line that includes the point 0,10 and has a slope of 7/4. what is it’s equation in slope intercept form