Answer:
I would say that the answer is A. -4x + 9y = 11
Hope it helps, sry if it's wrong. It shouldn't be though.
Answer:
134inches
Step-by-step explanation:
Convert 2feet to inches
1foot= 12 inches
2feet= 12x2inches
=24inches
24inches is to 1 birdhouse
24inches x 6 equals six birdhouses
134inches
The lateral surface area of a cylinder is just the long side connecting the bases, whereas the total surface area includes both the lateral surface area and area of the two circular bases.

(Imagine a rectangle with the circumfrence of the base as one side and the height as the other being folded around)

(Plus the area of two circles)
The literal difference between surface areas would be the two bases 2πr² if you need that.
54c^3d^4 + 9c^4d^2
9c^3d^2(6d^2 + c)
992-42=950$ the washer cost 950 dollars