What is the equation of the line containing the points (-1,3) and (2,9)
1 answer:
Answer:
y = 2x + 5
Step-by-step explanation:
First,
9-3 = 6
over
2-(-1) = 3
Then,
6 divided by 3 = 2
2 = slope
Next, using (-1,3), *you can use either ordered pair
y - 3 = 2 {x - (-1)}
y - 3 = 2x + 2
y = 2x + 5
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