For every dozen bagels you buy, the cost increases cost $15. Write an equation that represents the cost y and the number of bagels x.

△cde maps to △stu with the transformations (x, y) arrowright (x − 2, y − 2) arrowright (3x, 3y) arrowright (x, −y). if cd = a + 1, de = 2a − 1, st = 2b + 3 and tu = b + 6, find the values of a and b. the value of a is and the value of b is .

The diameter of a circular chip is doubled to use in a new board game. the area of the new chip will be

Why do interests rates on loans to be lower in a weak economy than in a strong one