Math Problem Statement
Find the y-intercept for the equation. You must show ALL work to earn full credit.
3x - y = 3
Solution
To find the y-intercept of the equation , we need to rewrite it in slope-intercept form, which is , where represents the y-intercept.
Solution:
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Start with the equation:
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Solve for by isolating it on one side of the equation. Subtract from both sides:
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Multiply both sides by to get by itself:
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Now, the equation is in slope-intercept form , where .
Answer:
The y-intercept is .
Would you like further details on this solution, or do you have any additional questions?
Related Questions
- How do you find the x-intercept of the equation ?
- What does the slope of the line represent?
- How can you graph the equation using the y-intercept and slope?
- How do you convert other linear equations to slope-intercept form?
- How does changing the y-intercept affect the graph of a line?
Tip:
To find the y-intercept, set in the equation and solve for .
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Math Problem Analysis
Mathematical Concepts
Algebra
Linear Equations
Slope-Intercept Form
Formulas
y = mx + b (slope-intercept form)
Theorems
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Suitable Grade Level
Grades 8-10