Is the number of hits to a website in a day a discrete random​ variable, a continuous random​ variable, or not a random​ variable?

Look at arnold's attempt to solve the equation for b: 3b = 12 b = 3 · 12 b = 36 describe the mistake that arnold made.

The party planning committee has to determine the number of tables needed for an upcoming event. if a square table can fit 8 people and a round table can fit 6 people, the equation 150 = 8x + 6y represents the number of each type of table needed for 150 people.

Evaluate each expression. determine if the final simplified form of the expression is positive or negative -42 (-4)2 42