What is the value of f(-1) when f(x)=2x+2? f(-1)=?

Here is your function:

You're looking for f(-1). To get your answer, you have to replace all the x's with -1.

Here is your new equation:

Multiply 2 by -1

Remember:

MULTIPLYING

DIVIDING

Since you're multiplying a negative number by a positive number, the answer will be negative.

Here is your new equation:

Add -2 and 2:

That means your answer is 0

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If you have any questions, feel free to ask in the comments! :)

2nd one in the first row is correct

if you are looking for the unit rate then the answer would be 9 because unit rate is distance divided by time.

step-by-step explanation: