40xy + 30x - 100y - 75

2c (b+15c) + (b-6c) (5c+2b)

8. Ms. Edwards has won 10 first-place ribbons and 18 second-place ribbons for her chocolate chip muffins. Ms. Bowena received 15 first-place ribbons and 27 second-place ribbons ner apple pie. Have Ms. Edwards and Ms.

Latitia has 12 marbles. after she gave 2 marbles to emilia she has 10 out of 12 of her marbles left. what fraction of the marbles did letitia give away

A pair of dice are tossed. Find the probability that the sum on the two dice is 8, given that the sum is even.

An analyst, having solved a linear programming problem, determined that he had 10 more units of resource Q than previously believed.

The revenue, in dollars, of a company that produces jeans can be modeled by 2x2+17x-175. The cost, in dollars, of producing the jeans can be modeled by 2x2-3x-125. The number of pairs of jeans that have been sold is represented by x.

Given that Triangle ABC such that a=8cm, b=7cm and c=9cm tem and c = 9cm find Cos B

What is 12 times 4.8

How will adding the value 75 affect the mean and median of the data set 1, 5, 7, 9, 9, 10? A. The median increases and the mean stays the same. B. The mean increases and the median stays the same. C. The median increases less than the mean increases.

54,36,24 whats the next term in the geometric sequence