Math Problem Statement
Solution
The task in the image is asking to determine which point from the specified set satisfies each system of equations.
Here is the first system:
Given the points: (2, -5), (-3, -15), and (1, -1), you need to check which of these points satisfies both equations.
Steps for solution:
- Substitute the x and y values of each point into both equations to check for consistency.
For point (2, -5):
Substitute x = 2 and y = -5 into both equations:
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For :
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For : So, (2, -5) satisfies both equations.
For point (-3, -15):
Substitute x = -3 and y = -15 into both equations:
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For :
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For : So, (-3, -15) does not satisfy the second equation.
For point (1, -1):
Substitute x = 1 and y = -1 into both equations:
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For :
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For : So, (1, -1) does not satisfy the first equation.
Conclusion:
The point (2, -5) satisfies both equations.
Would you like further details or have any questions about the solution?
Here are some related questions:
- How do you solve a system of linear equations by substitution?
- What is the definition of a system of linear equations?
- How do you determine if a point is a solution to a system of equations?
- What happens if no points satisfy the system of equations?
- How can you solve a system of equations using graphing?
Tip: When solving systems of linear equations, always check the validity of each point by substituting into both equations to confirm if they satisfy the system.
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Math Problem Analysis
Mathematical Concepts
Linear Equations
Systems of Linear Equations
Substitution Method
Formulas
y = 2x - 9
y = -4x + 3
Theorems
Solution to a system of linear equations is a point that satisfies all equations in the system.
Suitable Grade Level
Grades 7-9