A 12-ounce bottle of shampoo costs $3.96. A 20-ounce bottle costs $5.40. Find the unit rate for each bottle, and determine which is the better deal. Then identify what the cost savings is per ounce.

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9

Mr. brettler is hanging up a 5-foot tall rectangular welcome sign in the gym. he has drawn a sketch on a coordinate grid. he has the lower vertices of the sign at (9, –3) and (–6, –3). where would the upper vertices be on the grid?

Math it's appreciated. (picture provided)