Solve the system of equations.2𝑥+3𝑦=8−2𝑦=−4Group of answer choices(1,2)(−1,−2)(−1,2)(1,−2)
Question
Solve the system of equations.
Group of answer choices:
- (1,2)
- (−1,−2)
- (−1,2)
- (1,−2)
Solution
1. Break Down the Problem
We have a system of equations:
We need to solve these equations for and .
2. Relevant Concepts
To solve a system of equations, we can use substitution or elimination. In this case, the second equation can be manipulated to find .
3. Analysis and Detail
Step 1: Solve the second equation for . Dividing both sides by -2:
Step 2: Substitute into the first equation : Subtracting 6 from both sides: Dividing both sides by 2:
4. Verify and Summarize
We found:
Let's check if these values satisfy both original equations.
- For the first equation:
- For the second equation:
Final Answer
The solution to the system of equations is .
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