61% of xPLEASE Its for a test

Lindsay used two points, (x,y; ) and (+2.82), to find the equation of the line, y = mx + b, that passes through the points. y2-y, first, she used the definition of slope and determined that the value of mis x, - . given this information, which expression must represent the value of b?

Which equation represents a line that is parallel to the line whose equation is 3x-2y=7( show all work)

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?