Identify the common difference in the sequence shown below: -9, -13, -18, -23,...

-4
4

Can somebody 1. what is the formula for finding the vertical distance between two points on a coordinate plane?

Aquadrilateral has exactly 3 congruent sides davis claims that the figure must be a rectangle why is his claim incorrect.

At store a, erasers are sold individually. the cost y of x erasers is represented by the equation y=0.75x. the costs of erasers at store b are shown in the graph.