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If f(x)=5x+6 what would you do to find f(3)
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If f(x)=5x+6 what would you do to find f(3)

User Rusly
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Answer: f(3) = 21

Explanation: To find f(3) or the value of the function when x = 3,

we plug in a 3 for the x in our function and we have 5(3) + 6.

Simplifying from here, we have 15 + 6 or 21.

So f(3) = 21.

User Jignesh Chanchiya
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