Afish tank weighs 20.5 pounds when empty. the aquarium is 28 inches long, 12 inches wide, and is filled with water to a depth of 15 inches. water weighs 0.036 pounds per inch. how much does the fish tank weigh when it's full of water?

12x + 1 = 25 solve the following equation. then place the correct number in the box provided.

How to do this , and can some one explain

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4