SOLUTION: if f(x)=4x-3 find f(-1)

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Question 80491: if f(x)=4x-3 find f(-1)
Answer by tutor_paul(519) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=4x-3
To find f(-1), simply replace x by -1 in the equation:
f%28-1%29=4%28-1%29-3
f%28-1%29=-4-3
highlight%28f%28-1%29=-7%29
Good Luck,
tutor_paul@yahoo.com