Complete the proof. give: eh and gi bisect each other. prove: triangle efi is congruent to triangle hfg

Acomputer store bought a program at a cost of $10 and sold it for $13. find the percent markup

How many solutions does the nonlinear system of equations graphed below have?

Sophia wrote an equation to represent the revenue of a movie theater for one day. she let x represent the number of child tickets sold and y represents the nunver of adult tickets sold. if a child ticket cost $4, an adult ticket cost $6, and the total revenue for the daybwas $420, which equation could sophia use to represent the number of chikd and adult tickets that were sold?