Which expression is not equivalent to the other three A) -9- 7 + 16n

What is the solution to this system of equations? y= 2x - 3.5 x - 2y = -14

Enter your answer and show all the steps that you use to solve this problem in the space provided. write a list of steps that are needed to find the measure of ? b .

Select the two binomials that are factors of this trinomial x^20 - x - 20