James and Jada together have $60. James has $9 more than twice Jada’s amount. How much money does each have?

Question and answers are in the attached picture. you so much in advance.

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

If the probability of an event happening is 65% then the probability this event does not occur?