Which table represents a linear function?

Answer:
The first one
Step-by-step explanation:
Because both sides go up at a constant rate
The first table represents the linear function.
What is a linear function?
A mathematical function in which the variables appear only in the first degree, are multiplied by constants and are combined only by addition and subtraction.
The table first represents the linear function a
Because both sides go up at a constant rate.
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