A scientist began a study with a sample of 1,200 bacteria. He noticed that the number of bacteria in the sample after t days can be modeled by the equation
P= 1200(4)
In this equation, what does 4t represent?

How do you use the elimination method for this question? explain, because i really want to understand!

Yesterday, george drank 1 small bottle and 2 large bottles, for a total of 1,372 grams. the day before , he drank 1 small bottle and 1 large bottle, for the total of 858 grams. how many grams does each bottle hold?

The dance committee of pine bluff middle school earns $72 from a bake sale and will earn $4 for each ticket they sell to the spring fling dance. the dance will cost $400 write an inequality to determine the number, t of tickets the committee could sell to have money left over after they pay for this year's dance. what is the solution set of the inequality?