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F(x)=2x+3 what is the value of f(-4)
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3 votes
F(x)=2x+3
what is the value of f(-4)

User Stephen Peterson
by
5.4k points

2 Answers

5 votes

Answer:f(-4) = -5

Step-by-step explanation:

Step 1: Define

f(x) = 2x + 3

f(-4) is x = -4

Step 2: Substitute and Evaluate

f(-4) = 2(-4) + 3

f(-4) = -8 + 3

f(-4) = -5

User Snerd
by
4.0k points
5 votes

Answer:

f(-4) = -5

Explanation:

Step 1: Define

f(x) = 2x + 3

f(-4) is x = -4

Step 2: Substitute and Evaluate

f(-4) = 2(-4) + 3

f(-4) = -8 + 3

f(-4) = -5

User Zoinks
by
5.3k points
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