What is the range of the function f(x) = -2(64) + 3?

For one history test, keith had to answer 40 questions. of these 40 questions, keith answered 28 of them correctly. what percent did keith get on his history test? round your answer to the nearest tenth if necessary

What makes a trapezoid an isosceles trapezoid?

For the feasibility region shown below find the maximum value of the function p=3x+2y