Please answer this question now

For the equations below which statement is true ? -2x=14 6x=-42

1jessica's home town is a mid-sized city experiencing a decline in population. the following graph models the estimated population if the decline continues at the same rate. select the most appropriate unit for the measure of time that the graph represents. a. years b. hours c. days d. weeks

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