Answer:
Yes.
Step-by-step explanation:
Yes.
To have a function, you cannot use the same value for an x-coordinate more than once. Here, each value of an x-coordinate is used only once, so it is a function.
Answer: 
<u>Add 8x to both sides</u>
<u></u>
<u></u>
<u></u>
<u>Subtract 1 from both sides</u>
<u></u>
<u></u>
<u></u>
<u>Divide both sides by 14</u>
<u></u>
<u></u>
Answer:
24
Step-by-step explanation:



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