Lisa, Alonzo, and Tony have a total of $84 in their wallets. Lisa has $9 more than Tony. Alonzo has three times what Tony has. how much does each have?

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x, y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis

Algebraically prove that a clockwise and counterclockwise rotation of 180° about the origin for triangle abc are equivalent rotations.

The image of abc after a reflection across eg is abc