9th grade algebra 1 ?

what number would you add to complete the square?

x² + 12x

50 points! antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

One integer is 8 times another. if the product is 72, then find the integers

An appliance store sells lamps at $95.00 for two. a department store sells similar lamps at 5 for $250.00. which store sells at a better rate