Brooklyn has a combination of dimes and nickels in her wallet. she has three time as many nickels as she does dimes, and the total value of the coins is $4.00.how many does she have of each coin

Solve 4 ln x=2ln25 a) x=5 b) x=25 c) x=625

Mrs. julien’s and mrs. castillejo’s classes are selling cookie dough for a school fundraiser. customers can buy packages of macadamia nut chip cookie dough and packages of triple chocolate cookie dough. mrs. julien’s class sold 25 packages of macadamia nut chip cookie dough and 30 packages of triple chocolate cookie dough for a total of $221.25. mrs. castillejo’s class sold 5 packages of macadamia nut chip cookie dough and 45 packages of triple chocolate cookie dough for a total of $191.25. (a) write the system of equations that model the problem. be sure to explain which equation represents which situation. (b) find the cost of each type of cookie. show your work. (c) explain which method you used to solve the system and why you chose that method.

The area of each triangle is 7 square units. the surface area of the triangular prism is