Steps for solving superposition problems?

Select any 1 source and short all other voltage sources and open all of the current sources if the internal impendence is not known. If  known replace them by their impendence. Sorry this is the best i got

multiplying and dividing the two decimals and the eqations by the same number of the overalls

stimulus is a change in the environment that causes an organism to react. the response is the reaction to the stimulus. some examples of stimuli for zebras are drought, to many predators, and bad feeding grounds such as dead grass or plants. zebras respond to stimuli just like all other living organisms