Which expression is equivalent to-2(t+1/2)-2

Evaluate-27 ^4/3/8 a) - 81/16 b) 81/16 c) 16/81

Val and tony get paid per project. val is paid a project fee of $44 plus $12 per hour. tony is paid a project fee of $35 plus $15 per hour. write an expression to represent how much a company will pay to hire both to work the same number of hours on a project.

What is the rate for one gallon of gasoline