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Given f(x)=-2x+5, find f (-1)

Given f(x)=-2x+5, find f (-1)
asked 78.9k views
2 votes
Given f(x)=-2x+5, find f (-1)

asked
User Inselberg
by
8.3k points

1 Answer

5 votes

Answer:

3

Explanation:

Plug -1 into the function f(x):


f(x)=-2x+5 \\f(-1)= (2)(-1) + 5

And solve:


f(-1)=-2+5 \\f(-1) = 3

So, f(-1) is 3.

answered
User Kea
by
9.3k points
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