You decided to get ice cream with your friends after school. The ice cream cost $4 and each topping is $1.
What is your slope?

Measures of the angle of r, 31 s (x+4) t (3x+9)

How do you convert 1.27 to a percentage

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