Solving a system of equation with infinite solutions using substitution

The video tutorial explains how to solve a system of equations using the substitution method. It begins by introducing the concept of substitution and the given equations. The instructor demonstrates the process of substituting one equation into another to eliminate a variable, followed by solving and simplifying the resulting equation. The tutorial concludes by discussing the concept of infinite solutions, where the equations represent the same line on a graph.

What is the purpose of substitution in solving equations?

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Explain how the value of Y is expressed in terms of X in the given equations.

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Describe the process of substituting Y into the other equation.

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What does the equation 6 = 6 imply about the solutions for X and Y?

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What does it mean when it is stated that there are infinite many solutions?

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