Cereal A cost $4.20 for a 14-ounce box and cereal B cost $3.90 for a 12-ounce box. Which cereal was a better buy? Explain how you determined your answer. (round your answer to 2 decimal places.)

The height of a flare fired from the deck of a ship in distress can be modeled by h(t)= -2(8t^2-52t-28), where h is the height of the flare above water and t is the time in seconds. a. find the time it takes the flare to hit the water.

Given that abcd is a rhombus, what is the value of x?

Which of the following equations are equivalent to -2m - 5m - 8 = 3 + (-7) + m? -15m = -4m -7m - 8 = m - 4 -3m - 8 = 4 - m m - 4 = -7m - 8 -8 - 7m = -4 + m -8 - 3m = 4 - m