Step-by-step explanation:
the answer to the first one how could using multiple methods of organization strengthen your explanatory writing ? using multiple methods of organizations can strengthen you're explanatory writing because you will be able to understand what your topic is and what you're supposed to be writing about, and what order you're writing should go in.
how could using methods weaken your writing?
it can weaken your writing because if you have too many steps that you will have to follow, you will get confused and you will not know what your topic is about .