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4 votes
Given f(x) = 10-2x find f(7)

User ChuckB
by
7.6k points

2 Answers

6 votes
10 - 2x
10 - 2(7)
= 10 - 14
= -4
User Willj
by
7.8k points
7 votes
f(7) = 10-2(7)
f(7) = 10-14
f(7) = -4

All you need to do is replace x with 7.
User Chen Pang
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8.5k points