Math Problem Statement
Solution
To solve this system of equations:
Let's use the elimination method to find the values of and .
Step 1: Make the Coefficients of Equal
To eliminate , we can multiply the first equation by 3 and the second equation by 6:
Now we have:
Step 2: Add the Equations
Add the two equations to eliminate :
Step 3: Solve for
Divide both sides by 57:
Step 4: Substitute Back into One of the Original Equations
Now, substitute into the first equation to solve for :
Convert -6 to a fraction with a denominator of 19:
Add to both sides:
Now, divide by 6:
Solution
The solution to the system is:
Would you like further details on each step or have any questions?
Here are some related questions to explore further:
- How can we solve this system of equations using substitution?
- What is the significance of using fractions instead of decimal approximations in exact solutions?
- Can we solve this system by graphing, and what does the solution represent graphically?
- How does the elimination method compare to substitution in terms of efficiency?
- What strategies can we use if both elimination and substitution methods seem challenging?
Tip: Always check your solution by plugging the values back into the original equations to ensure accuracy.
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Math Problem Analysis
Mathematical Concepts
Algebra
Systems of Equations
Elimination Method
Formulas
Linear equation in two variables
Elimination method for solving systems
Theorems
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Suitable Grade Level
Grades 8-10
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