To determine the relationships between the pairs of lines (whether they are parallel, perpendicular, or intersecting), we need to analyze their slopes.
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First Equation: y − 6 = 14(x + 2)
- Rearranging this to slope-intercept form (y = mx + b):
- y = 14x + 28 + 6
- y = 14x + 34
- Slope = 14
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Second Equation: y = −4x − 10
- Slope = -4
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Third Equation: y = −23x + 7
- Slope = -23
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Fourth Equation: -2x - 3y = 12
- Rearranging to slope-intercept form:
- 3y = -2x - 12
- y = (-2/3)x - 4
- Slope = -2/3
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Fifth Equation: 2x - y = 7
- Rearranging to slope-intercept form:
- y = 2x - 7
- Slope = 2
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Sixth Equation: 3x - 4y = -8
- Rearranging to slope-intercept form:
- 4y = 3x + 8
- y = (3/4)x + 2
- Slope = 3/4
Analyze the Pairs of Lines
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Lines 1 and 2:
- Slopes: 14 and -4
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 1 and 3:
- Slopes: 14 and -23
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 1 and 4:
- Slopes: 14 and -2/3
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 1 and 5:
- Slopes: 14 and 2
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 1 and 6:
- Slopes: 14 and 3/4
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 2 and 3:
- Slopes: -4 and -23
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 2 and 4:
- Slopes: -4 and -2/3
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 2 and 5:
- Slopes: -4 and 2
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 2 and 6:
- Slopes: -4 and 3/4
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 3 and 4:
- Slopes: -23 and -2/3
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 3 and 5:
- Slopes: -23 and 2
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 3 and 6:
- Slopes: -23 and 3/4
- Not parallel or perpendicular (product is not -1)
- Intersecting
-
Lines 4 and 5:
- Slopes: -2/3 and 2
- Not parallel or perpendicular (product of slopes = -4/3, not -1)
- Intersecting
-
Lines 4 and 6:
- Slopes: -2/3 and 3/4
- Not parallel or perpendicular (product of slopes = -1/2, not -1)
- Intersecting
-
Lines 5 and 6:
- Slopes: 2 and 3/4
- Not parallel or perpendicular (product is not -1)
- Intersecting
Conclusion
All pairs of lines analyzed above are Intersecting.
You may ask for specific line pairs if you need more details.