George saves nickels and dimes for tolls. if he has 28 coins worth $2.60, how many are nickels and how many are dimes? (there should be 2 variables. be sure to identify and justify your choice in method of systems of equations.)

Chandler was a caretaker at the state zoo. he noticed that the number of animals adopted by the zoo increased at a constant rate every year since 2010. which of the following graphs shows the slowest rate at which the animals in the zoo were adopted?

Which of the following points is collinear with (-2,1) and (0,3)

Astudent has created the give circuit diagram. it consists of a battery, a resistor, and a light bulb. in one minute, 1.2c of charge flows through the resistor. how much charge flows through the light bulb in one minute?