Question 3(multiple choice worth 5 points) (3.07a lc) a set of equations is given below: equation e: c = 2d + 1 equation f: c = 3d + 7 which statement describes a step that can be used to find the solution to the set of equations? equation f can be written as c = 3(c − 1) + 7. equation f can be written as c = 2(c − 7) + 1. equation f can be written as d + 1 = 3d + 7. equation f can be written as 2d + 1 = 3d + 7.