PLZ help If you answer this question you will 100 points and I will mark you brainlist Given the equation : 5+x-12=x-7:

Part A. Solve the equation 5+x-12=x-7 . In your final answer, be sure to state the solution and include all of your work.

Part B. Use the values x=-4,0,5 to verify your solution to the equation 5+x-12=x-7 . In your final answer, include all of your calculations.