Math Problem Statement
Solution
To solve this system of equations, we can use either the elimination or substitution method. Here’s the system:
Step-by-Step Solution using Elimination Method:
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Add the equations together to eliminate :
Simplifying:
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Solve for :
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Substitute into one of the original equations to find :
Using the first equation, :
Subtract 12 from both sides:
Solution:
The solution to the system is:
Would you like further details or have any questions?
Here are some related questions to expand your understanding:
- What would happen if you solved the system using the substitution method?
- How can you check if a solution to a system of equations is correct?
- What does it mean if a system of equations has no solutions?
- How would you solve the system if both equations had different coefficients for ?
- What are the differences between dependent, independent, and inconsistent systems?
Tip: When using elimination, try to align terms so one variable cancels out easily.
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Math Problem Analysis
Mathematical Concepts
Algebra
Systems of Linear Equations
Elimination Method
Formulas
Elimination Method
Substitution in linear equations
Theorems
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Suitable Grade Level
Grades 8-10
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