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Write an equation of the line passing through the points (3,1) and (−1, −7).
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1 vote
Write an equation of the line passing through the points (3,1) and (−1, −7).

User Sudhanva
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2 Answers

6 votes
The answer is y = 2x - 5.
User Nyxynyxx
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5.3k points
1 vote

Answer:

y=2x-5

Explanation:


(1-(-7))/(3-(-1))=(8)/(4) = 2\\\\(3,1)\\y=2x+b\\1=2(3)+b\\1=6+b\\1-6=b\\-5=b\\\\OR\\\\(-1, -7)\\y=2x+b\\-7=2(-1)+b\\-7=-2+b\\-7+2=b\\-5=b

User Allnightgrocery
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