SOLUTION: If f(x) = 2x - 3, evaluate the following: ( a ) f(-2) = ( b ) f(t) ( c ) f(a - 2)

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Question 390911: If f(x) = 2x - 3, evaluate the following:
( a ) f(-2) =
( b ) f(t)
( c ) f(a - 2)
Answer by robertb(5830) About Me  (Show Source):
You can put this solution on YOUR website!
f(-2) = 2*-2 - 3 = -4-3 = -7.
f(t) = 2t - 3.
f(a-2) = 2*(a-2) - 3 = 2a - 4 - 3 = 2a - 7.