Solving a systems of equation word problem

The video tutorial guides students through solving word problems by identifying what is being asked, defining variables, setting up equations, and solving them using substitution. The example problem involves determining the number of small and large stuffed animals sold at a craft show. The teacher emphasizes understanding the context and verifying solutions to ensure they make sense within the problem's framework.

What does the equation 'x + y = 20' represent in the context of the problem?

What is the final answer to the problem regarding the number of small and large stuffed animals sold?

Explain how you would check your work after solving a word problem.