Final answer:
The question is incomplete and lacks clear information or equations, making it not possible to solve for x and y without additional context.
Step-by-step explanation:
The question appears to be incomplete and lacks clear information or equations to solve for x and y. Without the full context or correct equations, it is not possible to provide a step-by-step solution to this problem. The fragments and information presented in the question seem to be from various mathematical topics, including linear equations and possible calculus, but they do not form a coherent problem to solve for x and y. To assist you efficiently, please provide the complete and correct equation or problem statement that needs to be solved.