Three students failed their last test. If 12% of the class failed, how many students are in the class?

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]

Which rule describes the composition of transformations that maps △abc to △a”b”c

Cos^2x+cos^2(120°+x)+cos^2(120°-x)i need this asap. pls me