Help please What are the coordinates of the hole in the graph of the function?

f(x)=x2−3x−10/x−5
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Emma will roll two number cubes labeled 1 through 6. she will record the sum of the two numbers after each roll. she will roll the two cubes 540 times. how many times should emma expect the sum to equal 5?

Marcus and cody both leave the park at the same time, but in opposite directions. if cody travels 6 mph faster than marcus and after 4 hours they are 64 miles apart, how fast is each traveling? solve using rare times time = distance.

Gabrielle's age is two times mikhail's age. the sum of their ages is 84. what is mikhail's age?