Two angles are supplementary. one angle measures 2 x , and the other angle measures 3 x - 15. which equation can you use to find the measure of each angle? 2 x + 3 x - 15 = 90° 2 x - 3 x - 15 = 180° 2 x - 3 x - 15 = 90° 2 x + 3 x - 15 = 180

To describe a sequence of transformations that maps triangle abc onto triangle a"b"c", a student starts with a reflection over the x-axis.how should the student complete the sequence of transformations to map triangle abc onto triangle a"b"c"? plz

High schoolmathematics 5 points keith is the leading goal scorer for a team in an ice hockey league. last season, he scored 42 goals in 82 games. assuming he scores goals at a constant rate, what is the slope of the line that represents this relationship if the number of games is along the x-axis and the number of goals is along the y-axis?

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?