SOLUTION: Let g be a linear function such that g(-1)= -3 and g(-4)= 12 Find an equation for g(x) Thank you in advance!

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Question 787462: Let g be a linear function such that g(-1)= -3 and g(-4)= 12
Find an equation for g(x)
Thank you in advance!

Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!
Let
where = slope and = intercept at
given:

(1)
------------------

(2)
-------------------
Subtract (2) from (1)
(1)
(2)


and, since
(1)
(1)
(1)
(1)
-------------

-----------------
check:



OK
You can check

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