For every dollar Billy makes he has to pay .15 cents to his dad for rent. If he makes $827 dollars, how much money does Bi;;y have to pay to his dad?

X2 + y 2 = 36 x + y = 6 solve the system of equations.

Which statements are true about additional information for proving that the triangles are congruent check all that apply

(50 ) 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.