Answer asap will give ! the simplified form of an expression is 1/256t^28 which expression was simplified? a.(256t^-7)^4 b.(4t^28)^-4 c.(256t^-7)^-4 d.(4t^-7)^-4

Solve x+3y=6 and 4x-6y=6 by elimination . show work !

The probability that a student graduating from suburban state university has student loans to pay off after graduation is .60. if two students are randomly selected from this university, what is the probability that neither of them has student loans to pay off after graduation?

W-16=-12 solve each one step equation plz