Solve mathematics question: in photo: ) second: )

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?

Idon't get undoing if its pass adding and subtracting so can someone ? x-2 over 5 = 18

Shirley spelled 12 of her 15 spelling words correctly on the test. what percentage did shirley get on the test?