For what value of C does the equation have no solution 3x - 5 = 3x - c

For the function, f(x) = -5x 2, find f(-4).

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

Given right triangle xyz, which correctly describes the locations of the sides in relation to