Slide separated her pictures into 3 piles. each pile contained 9 pictures. how many pictures did she have in all? write and solve an equation to represent the problem. state the answer to the problem.

Monica build a remote control toy airplane for science project to test the plane she launched it from the top of a building the plane travel a horizontal distance of 50 feet before landing on the ground a quadratic function which models the height of the plane in feet relative to the ground at a horizontal distance of x feet from the building is shown

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

In a class, there are 12 girls. if the ratio of boys to girls is 5: 4 how many boys are there in the class