Khan/khan-exercises — Issue #4574: Solving for the y-intercept - Solving for y-intercept
Author: KhanBugz
Created: 2011-10-19 01:38:26+00:00
State: open
Labels: firefox

Points (3,8)

y=3/2(x)+b
8=3/2(3)+b
8=9/2 + b
b=7/2

This is the answer that I get according to the hints.
But when I calculate I get
b=-1/2

I think the computer did the problem wrong?

[solving_for_the_y-intercept.html?seed=160&problem=0](http://sandcastle.khanacademy.org/media/castles/Khan:master/exercises/solving_for_the_y-intercept.html?seed=160&problem=0&debug)

["-1/2","-1/2"]

Mozilla/5.0 (X11; Linux x86_64; rv:7.0.1) Gecko/20100101 Firefox/7.0.1

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