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If f(x)= 2x-10, what is f(4)
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4 votes
If f(x)= 2x-10, what is f(4)

User Sean Missingham
by
8.4k points

2 Answers

6 votes

Answer:

-2

Explanation:

f(x)=2x-10

f(4)=2(4)-10=8-10=-2

User Hazjack
by
8.4k points
3 votes

Plug in 4 for x.

f(x) = 2x - 10

f(4) = 2(4) - 10

Simplify. Remember to follow PEMDAS. First, multiply, then subtract

f(4) = 8 - 10

f(4) = -2

-2 is your answer for f(4)

~

User Kyle Hale
by
8.0k points
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