A rectangle has an area of 40 square units. The width of the rectangle is (n+3) and the height is n. What are the possible dimensions? Use factoring. A. (x+2)(x-20)
B. (x-8)(x-5)
C. (x+8)(x-5)
D. (x-2)(x+20)
Explain if you want as well!​

What is the square root of 45? (step by step working plz)

Which is a true statement comparing the graphs of x^2/6^2-y^2/8^2 = 1 and x^2/8^2-y^2/6^2 the foci of both graphs are the same points. the lengths of both transverse axes are the same. the directrices of = 1 are horizontal while the directrices of = 1 are vertical. the vertices of = 1 are on the y-axis while the vertices of = 1 are on the x-axis.

Explain how you can use the associative property to evaluate (7x50)x4.