carlos teaches guitar lessons at guitar shack. he charged a one time registration fee of $10 and each lesson costs $20. he keeps all the money he collects. what is the rate of change?

What percentage of 96 is 36

Simplify each expression by collecting like terms. Then factories it. 5a+5+3a+11

A recipe calls for 1 (3) / (4) cup of flour. if the recipe is tripled, how much flour is needed

The value in dollars v (x), of a certain truck after x years is represented by the equation v (x) = 32,500 (0.92) raised to the x power. To nearest dollar, how much is the truck worth after 2 years.

The strition family had a meal catered for a wessing rehearsal dinner. the costof the dinner was $476. there was a 5% sales tax and they left a 15% tip. what was the total cost including the sales tax and tip

Why do the B & A come first in the products?

What is f (5) for the function - 2x^2+2x-3

If m angle ACB=30 and m angle A=80, find m angle B

Alicia cashed her paycheck and used half her earnings to take three friends to dinner. She spent $42.15 on dinner and she brought home more than $20.

What is the 100th term of the arithmetic sequence 3, 8, 13, 18