Harriet is inspecting a 1cm:5m scale floor plan of her new house. The dimensions of her bedroom in the scaled plan are 6cm by 8cm A. What are the actual dimensions of the bedroom?

B. What is the actual are of the bedroom?

Given this information, which expression must represent the value of b?

Use the elimination method to find the solution to the system of equations. 2x - 3y = -9 -x + 3y = 6

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?