X varies directly with y. if y = -57 when x = 9, find x when y = 27.

I’ve been trying all day to figure this puzzle out. i need the work for it aswell. it is a factoring polynomials tarsia. the image is below.

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)

Which is the best estimate of the product of 0.9 x 0.88? 0 0.25 0.5 1