HELP PLEASE! The line y = 2x is drawn on the coordinate plane.
For the part of the line drawn between the origin and (-1, -2), what is the slope?
A. 1
B. 2
С. -2
D. -1

Ineed to learn how to solve this problem

Avegetable garden and a surrounding path are shaped like a square together are 12 ft wide. the path is 1 feet wide. if one bag of gravel covers 8 square feet, how manu bags are needed to cover the path? round your answers to the nearest tenth.

Which approach to the theory-and-research cycle does the following sequence reflect: (1) specific observations suggest generalizations, (2) generalizations produce a tentative theory, (3) the theory is tested through the formation of hypotheses, and (4) hypotheses may provide suggestions for additional observations?