Respuesta :

texaschic101
(2,0)(4,1)
slope = (1 - 0) / (4 - 2) = 1/2

y = mx + b
slope(m) = 1/2
use any of ur points....(4,1)...x = 4 and y = 1
now sub and find b, the y int
1 = 1/2(4) + b
1 = 2 + b
1 - 2 = b
-1 = b

so ur equation is : y = 1/2x - 1 <==

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