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Find x if f(x) = 2x + 7 and f(x) = -1. -3 5 -4
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2 votes
Find x if f(x) = 2x + 7 and f(x) = -1.

-3
5
-4

User Vesse
by
7.2k points

1 Answer

5 votes

Answer:

I think the answer is 5.

Explanation:

f(x) = 2x + 7

f(-1)=2(-1)+7

f(-1)=-2+7

f(-1)=5

User Kumar AK
by
7.9k points
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