What is the simplifyed expression for 0.7(5a-13p)

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?

How do you convert 1.27 to a percentage

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?