Write a linear equation that passes through the points (-3,3) and (9,-13)
please help!
1 answer:
Answer:
Step-by-step explanation:
y = mx + b
m = delta y / delta x
m = (-13 - 3) / [(9 - (-3)]
m = -16/12
m = -4/3
From (-3 | 3) we know that when x = -3, y = 3
Placing into equation to find b
3 = (-4/3)*-3 + b
3 = 12/3 + b
b = -1
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