Line l passes through the point (-1, 2). which of the following cannot be the equation of line l. a) y=1-xb) y=x+1c) x=-1d) y=×+3

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.]