There were some people on a train. 19 people got off the train at the first stop. 17 people get on the train. now there are 63 people on the train. how many people were on the train to begin with?

Which parent function is an example of a piecewise function? answers: linear parent function quadratic parent function an exponential parent function absolute value parent function pls i’m sorry if this doesn’t make sense

True or false? a circle could be circumscribed about the quadrilateral below.

What will the graph look like for a system of equations that has no solution? a. the lines will be perpendicular. b. the lines will cross at one point. c. both equations will form the same line. d. the lines will be parallel.