What statement is true? 2x^2-9x+2=-1

If u give wrong answer ill report u : )

The ksp expression for the system pbcl2(s) pb+2(aq) + 2 cl-(aq) is: [pbc12][pb+2][2cl-] [pb+2][cl-]2 [pb+2][2cl-]2 [pbcl2][pb+2][cl-]2 [pb+2][2cl-]2[pbcl2]

Asap its important using the information in the customer order, determine the length and width of the garden. enter the dimensions.length: feetwidth: feet