an ice skating rink charges $9 per session to skate and an additional $3 to rent skates. if someone goes to ice rink 15 times in three months and spends $165 how many times did they forget their skates and need to rent them?

If jm equals 5x -8 and lm equals 2x -6 which expression represents jl

Drag the tiles to the correct boxes to complete the pairs. match the cart-coordinates with their corresponding pairs of y-coordinates of the unit circle

Lance lived in portugal and brazil for a total of 14 months to learn portuguese. he learned an average of 130 new words per month when he lived in portugal, and an average of 150 new words per month when he lived in brazil. in total he learned 1920 new words. write a system of equations to represent the situation. use x to represent portugal, and y to represent brazil