Can someone please help with number 8

Tatiana reads 40 pages of her book every night for x number of nights. write an expression that shows the number of pages she has read

Which of the following are arithmetic sequences? check all that apply. a. 0.3, 0.6, 0.9, 1.2, 1.5, b. 2, 3, 6, 11, 18, c. 150, 147, 144, 142, d. 2, 4, 9, 16, 25,

Ahyperbola centered at the origin has a vertex at (-6,0) and a focus at (10,0). what are the directrices?