If you exchange your dollars into pesos they give you 25 pesos in average for every dollar. How many pesos will they get you in average if you exchange 20 dollars?

A 25
B 50
C 500
D 5000
E I would received money back?idk

Nick has box brads. he uses 4 brads for the first project. nick let’s b represent the original number of brads and finds that for the second project, the number of brads he uses is 8 more than half the difference of b and 4. write an expression to represent the number of brads he uses for the second project.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.