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Given f(x) = -x + 7, find x when f(x)= -4
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Given f(x) = -x + 7, find x when f(x)= -4

User Paul Lemke
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1 Answer

4 votes

Answer:

x = 11

Explanation:

f(x) = -x + 7

f(x) = -4

Using substitution, -x + 7 = -4

Then you can solve from there

-x + 7 = -4

-x = -11

x = 11

Hope this helps!

(I apologize if I'm incorrect)

User Henry Dang
by
4.6k points
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