Help please.If you can, draw on the attachments.

Write the point-slope form of the line passing through (2, -12) and parallel to y=3x.

Cal's go cart has a gas tank with the dimensions shown below. he uses a gas can that holds 11 gallon of gas, to fill the go cart tank. 11 gallon = 231 inches^3 how many full gas cans will it take to fill the go cart's gas tank?

How can you find the mean absolute deviation (mad) for this set of data?