Write the equation of a parallel line
A parallel line has the same slope. Use the point to find b.
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Write the equation of the line through (0, 3) that is parallel to y = 4x + 1. Use the form y = mx + b.
Answer: y = 4x + 3
Write the equation of the line through (−5, −4) that is parallel to y = −6x + 4. Use the form y = mx + b.
Answer: y = -6x - 34
Write the equation of the line through (4, −4) that is parallel to y = −6x − 5. Use the form y = mx + b.
Answer: y = -6x + 20
Tip: A parallel line has the same slope. Use the point to find b.
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