Homework Help: Algebra 1

Posted by Esther on Wednesday, January 26, 2011 at 12:04am.

Find an equation of the line containing the given pair of points. (1/4,-1/2) and (3/4,5). What is the equation of the line? y=

Thank you for all your help.

Algebra 1 - Henry, Thursday, January 27, 2011 at 7:47pm
(1/4, -1/2), (3/4, 5).

m = (5 + 1/2) / (3/4 - 1/4)
m = 5 1/2 / (1/2),
m = (11/2) / (1/2),
m = 11/2 * 2/1 = 22/2 = 11.

y = mx + b,
11(1/4) + b = -1/2,
11/4 + b = -1/2,
b = -1/2 - 11/4 = -2/4 - 11/4 = -13/4.

y = 11x - 13/4.
Algebra 1 - jesse, Wednesday, August 29, 2012 at 11:05am
(11 - 7) 5

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