Can someone please help me with part (4) and part (2)

Match each statement with its corresponding value for the system below: y = -2(3)x and y = 9x - 2 1. the number of points of intersection. -2 2. the x-coordinate of the solution. 1 3. the y-coordinate of the solution. 0

If (x-2) 2= 49, then x could be a. -9 b. -7 c.- 2 d. 5 e.9

Sara made $253 for 11 hours of work. at the same rate how much would he make for 7 hours of work?