Plzzz help me

In direct variation, as y increases, x decreases.

True or false?

Which is f(5) for the function –2x2 + 2x - 3?

Joe has some money in his bank account he deposits 45$ write an expression that represents the amount of money in joe's account

The point of intersection of the diagonals of a rectangle is 4 cm further away from the smaller side then from the larger side of the rectangle. the perimeter of the rectangle is equal to 56 cm. find the lengths of the sides of the rectangle. 16 points answer quick