Respuesta :

texaschic101
y = mx + b
slope(m) = 4
(2,5)...x = 2 and y = 5
now we sub and find b, the y int
5 = 4(2) + b
5 = 8 + b
5 - 8 = b
-3 = b

so ur equation is : y = 4x - 3

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