Find the equation of the line passing through the points (2,1) and (5, 10) y = 3x + ?
1 answer:
Answer:
y = 3x -5
Step-by-step explanation:
y = mx + b
for (5, 10)
b = y - mx = 10 - 3 x 5 = - 5
y = 3x -5
for (2,1)
check: 1 = 2 x 3 -5
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