If A = (4,-5) and B = (7,-9), what is the length of AB?
A. 5 units
b. 6 units
c. 7 units
d. 8 units

Y=4x^2+x-1 solve using quadratic formula

Jayda's house is located at (1, 5). she can walk in a straight line to get to cristian's house. a fast-food restaurant is located at (11, 0) and partitions the way from jayda's house to cristian's house by a ratio of 5: 1. find the coordinate of cristian's house. me . im a little stuck

On saturday a souvenir shop had 125 customers.sixty four percent of the costumers paid with a credit card. how many costumers paid with cash?