Slope of 3 = (-3,y) and (-5,-8)

The classrooms are trying to raise $1,200.00 for charity. mrs. leblanc's class has raised 50%. mr. patel's class has raised $235.14 ms. warner's class has raised 1/3 as much as mrs. leblanc's class. how much more money is needed to reach the goal of $1,200.00?

Which coefficient matrix represents a system of linear equations that has a unique solution ? options in photo*

What is the radius of a circle with an area of 78.5 cubic inches? use 3.14 for pie