Base=B
Area=A
is that what you mean
Equivalent means same as usually in a different form. such as the weight of a shoe is equivalent of the weight of a box. the variables are different but there weight is the same. hope this helps
Create a graph to locate the intersection of the equations. The intersection of the system of equations is the solution.
(18,269.82)
C and D are your correct answers.
I hope this helps