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Question

Find the equation of a line that contains the points (2, 1) and (8,7). Write the equation in slope-intercept form.

User Chenglou
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4.2k points

2 Answers

13 votes

Answer: y - 1 = 1 (x - 2)

Step-by-step explanation: Find the slope of the given points. Then insert one of the pairs into the slope-intercept equation.

User Andrew Willis
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4.9k points
5 votes

Answer:

y=x-1

Explanation:

m=(y2-y1)/(x2-x1)

m=(7-1)/(8-2)

m=6/6

m=1

y-y1=m(x-x1)

y-1=1(x-2)

y=x-2+1

y=x-1

User Joachim Breitner
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4.8k points