I need to determine the solution to the following set of quadratic system of equations with elimination. Can you please help me?

y=-2x^2-3x+3

y=-x^2-x+ (7/4)

Given that de, df, and ef are midsegments of △abc, and de=3.2 feet, ef=4 feet, and df=2.4 feet, the perimeter of △abc is .

Josh has a rewards card for a movie theater he receives 15 points for becoming a rewards card holder he earns 3.5 points for each visit to the movie theater he needs at least 55 points to earn a free movie ticket which inequality can josh use to determine x, the minimum number of visits he needs to earn his first free movie ticket.

In the diagram below,abc is congruent to dec what is the value of x