IXL Problem needs to be answered.

Simply 8x squared + 5(7x squared- x) - 2x =

1. writing an equation for an exponential function by 2. a piece of paper that is 0.6 millimeter thick is folded. write an equation for the thickness t of the paper in millimeters as a function of the number n of folds. the equation is t(n)= 3. enter an equation for the function that includes the points. (-2, 2/5) and (-1,2)

Me i’m stuck on all these questions besides the two bottom ones