The sum of three times x and four equals ten

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?

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

Graph the linear function using the slooe and y intercept