dbstwin dbstwin

08-08-2016
Mathematics

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Line CD passes through points (0, 2) and (4, 6). Which equation represents line CD?

Respuesta :

texaschic101 texaschic101

08-08-2016

(0,2)(4,6)
slope(m) = (y2 - y1) / (x2 - x1)
slope(m) = (6-2) / (4-0) = 4/4 = 1

y = mx + b
slope(m) = 1
(0,2)...x = 0 and y = 2
now we sub
2 = 1(0) + b
2 = b

so ur equation is : y = x + 2

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