QQuestionMathematics
QuestionMathematics
Explain how to use the substitution method to solve a system of linear equations.
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Step 1I'll explain how to solve a system of linear equations using the substitution method, following the specified LaTeX formatting guidelines:
Step 2: Understand the Substitution Method
The substitution method involves solving one equation for a variable and then substituting that expression into the other equation to solve for the remaining variable. This allows us to reduce a system of two equations to a single equation with one variable.
Final Answer
Key Insights: - The substitution method works best when one equation can be easily rearranged - Always check your solution by substituting back into both original equations - This method reduces a two-variable problem to a single-variable equation
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