Math Problem Statement
Solution
From the uploaded image, I can identify that the task involves solving a system of equations by graphing. The given system of equations is:
Steps to Solve:
-
Graph the first equation ():
- This is a straight line with a slope of 2 and a y-intercept of -4.
- Plot the point (the y-intercept).
- Use the slope (rise over run) to find additional points. For every 1 unit increase in , increases by 2.
-
Graph the second equation ():
- This is a straight line with a slope of 1 and a y-intercept of 0.
- Plot the point .
- Use the slope to find additional points. For every 1 unit increase in , also increases by 1.
-
Find the point of intersection:
- The solution to the system is where the two lines intersect.
- Observing the graph in the image, the lines intersect at .
Solution:
The solution to the system of equations is .
Would you like further details or assistance?
Here are 5 related questions for exploration:
- How do you verify the solution of a system of equations algebraically?
- What are the differences between solving a system graphically, algebraically, or using substitution?
- How can you determine if a system has no solution or infinitely many solutions?
- What happens when the slopes of the two lines in a system are equal?
- How do you write the equations of lines in slope-intercept form if given two points?
Tip: Always label the axes and key points on your graph to ensure clarity in your solution!
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Systems of Equations
Graphing
Formulas
y = mx + b (Slope-Intercept Form)
Theorems
The Intersection of Two Lines Represents the Solution to the System
Suitable Grade Level
Grade 8-9
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