hector is buying books at a book store hue buys 2 used books and 1 new book for 26 dollars. the new book costs 18 dollars. each used book costs the same amount. what is the price of each used book?

What is the solution to 7x-40=-5?

The axis of symmetry for the function f (x) = - x2 - 10x + 16 is x = - 5. What are the coordinates of the vertex of the graph? (-5, 41) (-5, 56) (-5, 76) (-5, 91)

What does the value of the LCM represent

The area of a parallelogram is 420 cm2 and the height is 35 cm. Find the corresponding base.

Skateboards are on sale at Susan's skateshop for 30% off. Express the discount as a fraction

How many ways are there to partition a group of 16 people into: (a) a group of ten people, a group of four people, and a group of two people. (b) a group of ten people and two groups of three people. (this is a little tricky) ?

A type of cell reproduces by splitting itself in half. One cell becomes 2 cells, 2 cells become 4 cells, and 4 cells become 8 cells. What type of sequence does the number of cells represent, and why?

Ayuma's salary is $68,520 annually. How much does he get paid bi-weekly?

What is 29--√? Place a dot on the number line at the best approximation. a number line that goes from 2 to 6 with 11 segments each increase

Are all of the vertical slices of a rectangular pyramid the same kind of shape?