Math Problem Statement
Solution
This is a system of linear equations:
To solve it, let's use the substitution or elimination method. I'll proceed with the substitution method by solving for from the second equation and then substitute it into the first equation.
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From the second equation:
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Substitute into the first equation: Expanding: Combine like terms:
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Substitute back into the equation :
Thus, the solution to the system is:
Would you like a detailed step-by-step explanation, or do you have any questions about the process?
Here are 5 related questions to expand on this topic:
- How can you verify that a solution to a system of equations is correct?
- What are some alternative methods for solving a system of linear equations?
- How does the elimination method work for systems of linear equations?
- What happens if a system of equations has no solution or an infinite number of solutions?
- How can systems of equations be solved graphically?
Tip: When solving a system of equations, it's often helpful to check your solution by substituting back into the original equations.
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Systems of Equations
Formulas
Substitution method: Solve for one variable and substitute in the other equation.
Theorems
Properties of equality in linear systems
Substitution method for solving systems of equations
Suitable Grade Level
Grades 8-10