Which expression could be used to determine the cost of a $50 video game after a 20 percent discount?

What is the value of x in the following equation. -x ^3/2 = -27

Asunflower was 20 1/2 inches tall. over the next 6 months, it grew to a height of 37 inches tall. what was the average yearly growth rate of the height of the plzzz write a proportion i will give you 100 points

Y= 4x + 3 y = - 1 4 x - 5 what is the best description for the lines represented by the equations?