Which of the following expressions could be used to represent "the difference between -17 and -8"?

-8 - (-17)
-17 - (-8)
-17 - 8
-8 + (-17)

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Antonio made a scale model of a building. the model's scale is 1 inch to 235 feet and its height is 3.5 inches. what is the exact height of the actual building? enter your answer in the box.

The ratio of rock songs to dance songs on jonathan’s mp3 player is 5: 6. the total number of rock and dance songs jonathan has is between 101 120. how many rock songs does he have?