A rhombus is inscribed in a rectangle that is w meters wide with a perimeter of 16 m. Each vertex of the rhombus is a midpoint of a side of the rectangle.
Express the area of the rhombus as a function of the rectangle's width.

e

step-by-step explanation:

an equation by definition has to have two or more variables (x and 2 in this case)

x = -4

step-by-step explanation:

- 20 - 4(x + 3) = 4x

=> -20 - 4x - 12 = 4x

=> - 32 -4x = 4x

=> -32 = 4x + 4x

=> - 32 = 8x

=> -32/8 = x

=> -4 = x