Answer:
Total cost = charge fee + 55× no. of hours
Let h represents number of hours
Total cost = 35 + (55×h)
(0,-9) or (1,-7) or (2,-5) either one would be correct
Answer:
The answer is, x≥0
I'm assuming this was a multiple choice question as I had to do the same question a few months ago, so in that case, you would select A: x≥0 .
<h3>
<u>Explanation</u></h3>


where a-term determines how wide/narrow/upward or downward of the graph.
h-term determines the changes of graph for x-axis
k-term determines the changes of graph for y-axis.
The vertex of parabola is at (h,k).

Therefore, h = 6 and k = 3.
<h3>
<u>Answer</u></h3>
<u>
</u>