Simplify 2x^2 - y for x = 3 and y = -2.
*20
*14
*16
*10
, also can you explain it if you can?

How do you find the equation of line of best fit? urgent

Mrs. morton has a special reward system for her class. when all her students behave well, she rewards them by putting 3 marbles into a marble jar. when the jar has 100 or more marbles, the students have a party. right now, the the jar has 24 marbles. how could mrs. morton reward the class in order for the students to have a party?

Solve the equation below: (x+4)/6x=1/x a. x=2 b. x=0,2 c. x=-2 d. x=0,-2