A real estate agent earns 3% commission on each house she sells. If she sells a 150,000 house, how much commission will she get?

Hannah works at the mall selling book bags. she sold 35 book bags in 5 hours. how many book bags did she sell per hour?

Both the red and blue line segments stretch from the center of the circle to a point on the circle. the length of the blue segment is 5. how long is the red line segment?

How do you solving the solution of each system using elimination?