The kerwoods went out to eat at chilis. if there bill was $60 and gave there server a 15% tip, how much did they pay altogether

Statement: if two points are given, then exactly one line can be drawn through those two points. which geometry term does the statement represent? defined term postulate theorem undefined term

9/10 divide by -3/15 as a mixed number

Evaluate the discriminant of each equation. tell how many solutions each equation has and whether the solutions are real or imaginary. x^2 - 4x - 5 = 0