What is the value of x? ○15○20○60○180

Normal yağmur ile asit yağmuru arasındaki fark nedir

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?

Which steps could be part of the process in algebraically solving the system of equations, y+5x=x^2+10 and y=4x-10