Elena goes for a long walk. This graph shows her time and distance traveled throughout the walk

2(n-1)+4n=2(3n-1)n=0no solutioninfinitely many solutions n= - 4 !

Which compound inequality could be represented by the graph?

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.