Mrs. Krin has $500 deducted from her checking account every month for her rent. Additionally, she has $150 deduced per year for her renters insurance. At the end of one year, by how much do these payments change her account balance?

2÷6+1/2 to the second power plus one

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 statement justifies why angle ebc measures 90?