Gisela has 135 CDs. Eleven are pop music. She has 3 times as many rock CDs as she has classical. How many rock CDs does Gisela have?

Solve each system by substitution Y=6x-11 -2x-3y=-7

Find the area of a parallelogram with the given vertices. P (1, 3), Q (3, 3), R (7, 8), S (9, 8) A. 10 units2 B. 5 units2 C. 20 units2 D. none of these

Summarize the difference between theoretical and experimental probability

Write an equation. John bought 6 note books at CVS, he spent a total of $13.50.

The norming stage of team development is the stage: Group of answer choices of initial task orientation and interpersonal testing. when subteams are formed around areas of agreement and disagreement.

If the mean of the following distribution is 91 and sum of frequencies is 150 find x and y

Find the value of the spring constant for the spring in trial i. use 0.367 s for the value of the period. the mass of the suspended block is 0.400 kg. enter your answer in n/m with three significant figures.

5 + 3x = - 1 + 6 (6x + 1)

If you see a triangle that has a small box in one angle, what type of triangle is it?

There are t teams in a soccer league. each team consists of 11 players. write an equation to find how many players p are in the league