Evaluate f (x) = 32 - 5 when z = -1, 2 = 0, and I = 3. When z=
= -1, f (2) =
when z=0, f (2) =
and when z = 3, f (z) =

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest